Home / 2,084,234.80-3,126,352.20-1,018,728.40

Finding the Fourth Proportional to 2,084,234.80, 3,126,352.20 and 1,018,728.40

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Solution

The fourth proportional to 2,084,234.80, 3,126,352.20 and 1,018,728.40 is: 1,528,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,234.80 : 3,126,352.20 = 1,018,728.40 : x
  2. Step 2: Convert to fraction form
    2,084,234.80/3,126,352.20 = 1,018,728.40/x
  3. Step 3: Cross multiply
    2,084,234.80x = 3,126,352.20 × 1,018,728.40
  4. Step 4: Simplify right side
    2,084,234.80x = 3,184,903,774,542.48
  5. Step 5: Solve for x
    x = 3,184,903,774,542.48/2,084,234.80
  6. Step 6: Final answer
    x = 1,528,092.60

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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.