Home / 1,307,457.55-1,960,062.95-454,418.38

Finding the Fourth Proportional to 1,307,457.55, 1,960,062.95 and 454,418.38

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Solution

The fourth proportional to 1,307,457.55, 1,960,062.95 and 454,418.38 is: 681,237.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,457.55 : 1,960,062.95 = 454,418.38 : x
  2. Step 2: Convert to fraction form
    1,307,457.55/1,960,062.95 = 454,418.38/x
  3. Step 3: Cross multiply
    1,307,457.55x = 1,960,062.95 × 454,418.38
  4. Step 4: Simplify right side
    1,307,457.55x = 890,688,626,672.91
  5. Step 5: Solve for x
    x = 890,688,626,672.91/1,307,457.55
  6. Step 6: Final answer
    x = 681,237.13

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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.