Home / 5,472,003.40-8,208,005.10-1,684,994.20

Finding the Fourth Proportional to 5,472,003.40, 8,208,005.10 and 1,684,994.20

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Solution

The fourth proportional to 5,472,003.40, 8,208,005.10 and 1,684,994.20 is: 2,527,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472,003.40 : 8,208,005.10 = 1,684,994.20 : x
  2. Step 2: Convert to fraction form
    5,472,003.40/8,208,005.10 = 1,684,994.20/x
  3. Step 3: Cross multiply
    5,472,003.40x = 8,208,005.10 × 1,684,994.20
  4. Step 4: Simplify right side
    5,472,003.40x = 13,830,440,987,070.42
  5. Step 5: Solve for x
    x = 13,830,440,987,070.42/5,472,003.40
  6. Step 6: Final answer
    x = 2,527,491.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.