Home / 744,872.20-1,119,641.10-730,875.40

Finding the Fourth Proportional to 744,872.20, 1,119,641.10 and 730,875.40

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Solution

The fourth proportional to 744,872.20, 1,119,641.10 and 730,875.40 is: 1,098,602.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,872.20 : 1,119,641.10 = 730,875.40 : x
  2. Step 2: Convert to fraction form
    744,872.20/1,119,641.10 = 730,875.40/x
  3. Step 3: Cross multiply
    744,872.20x = 1,119,641.10 × 730,875.40
  4. Step 4: Simplify right side
    744,872.20x = 818,318,136,818.94
  5. Step 5: Solve for x
    x = 818,318,136,818.94/744,872.20
  6. Step 6: Final answer
    x = 1,098,602.06

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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.