Home / 2,104,002.40-3,156,003.60-684,104.80

Finding the Fourth Proportional to 2,104,002.40, 3,156,003.60 and 684,104.80

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Solution

The fourth proportional to 2,104,002.40, 3,156,003.60 and 684,104.80 is: 1,026,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,002.40 : 3,156,003.60 = 684,104.80 : x
  2. Step 2: Convert to fraction form
    2,104,002.40/3,156,003.60 = 684,104.80/x
  3. Step 3: Cross multiply
    2,104,002.40x = 3,156,003.60 × 684,104.80
  4. Step 4: Simplify right side
    2,104,002.40x = 2,159,037,211,577.28
  5. Step 5: Solve for x
    x = 2,159,037,211,577.28/2,104,002.40
  6. Step 6: Final answer
    x = 1,026,157.20

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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.