Home / 1,377,916.50-2,066,597.07-865,352.70

Finding the Fourth Proportional to 1,377,916.50, 2,066,597.07 and 865,352.70

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Solution

The fourth proportional to 1,377,916.50, 2,066,597.07 and 865,352.70 is: 1,297,854.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,916.50 : 2,066,597.07 = 865,352.70 : x
  2. Step 2: Convert to fraction form
    1,377,916.50/2,066,597.07 = 865,352.70/x
  3. Step 3: Cross multiply
    1,377,916.50x = 2,066,597.07 × 865,352.70
  4. Step 4: Simplify right side
    1,377,916.50x = 1,788,335,354,336.59
  5. Step 5: Solve for x
    x = 1,788,335,354,336.59/1,377,916.50
  6. Step 6: Final answer
    x = 1,297,854.66

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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.