Home / 1,374,598.24-1,896,854.40-762,712.20

Finding the Fourth Proportional to 1,374,598.24, 1,896,854.40 and 762,712.20

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Solution

The fourth proportional to 1,374,598.24, 1,896,854.40 and 762,712.20 is: 1,052,492.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,598.24 : 1,896,854.40 = 762,712.20 : x
  2. Step 2: Convert to fraction form
    1,374,598.24/1,896,854.40 = 762,712.20/x
  3. Step 3: Cross multiply
    1,374,598.24x = 1,896,854.40 × 762,712.20
  4. Step 4: Simplify right side
    1,374,598.24x = 1,446,753,992,503.68
  5. Step 5: Solve for x
    x = 1,446,753,992,503.68/1,374,598.24
  6. Step 6: Final answer
    x = 1,052,492.25

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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.