Home / 1,374,758.87-1,897,307.28-762,915.83

Finding the Fourth Proportional to 1,374,758.87, 1,897,307.28 and 762,915.83

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Solution

The fourth proportional to 1,374,758.87, 1,897,307.28 and 762,915.83 is: 1,052,901.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,758.87 : 1,897,307.28 = 762,915.83 : x
  2. Step 2: Convert to fraction form
    1,374,758.87/1,897,307.28 = 762,915.83/x
  3. Step 3: Cross multiply
    1,374,758.87x = 1,897,307.28 × 762,915.83
  4. Step 4: Simplify right side
    1,374,758.87x = 1,447,485,748,799.71
  5. Step 5: Solve for x
    x = 1,447,485,748,799.71/1,374,758.87
  6. Step 6: Final answer
    x = 1,052,901.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.