Home / 1,152,515.25-1,727,877.54-746,850.51

Finding the Fourth Proportional to 1,152,515.25, 1,727,877.54 and 746,850.51

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Solution

The fourth proportional to 1,152,515.25, 1,727,877.54 and 746,850.51 is: 1,119,695.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,515.25 : 1,727,877.54 = 746,850.51 : x
  2. Step 2: Convert to fraction form
    1,152,515.25/1,727,877.54 = 746,850.51/x
  3. Step 3: Cross multiply
    1,152,515.25x = 1,727,877.54 × 746,850.51
  4. Step 4: Simplify right side
    1,152,515.25x = 1,290,466,221,966.55
  5. Step 5: Solve for x
    x = 1,290,466,221,966.55/1,152,515.25
  6. Step 6: Final answer
    x = 1,119,695.57

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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.