Home / 1,374,023.79-1,896,379.80-762,373.35

Finding the Fourth Proportional to 1,374,023.79, 1,896,379.80 and 762,373.35

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Solution

The fourth proportional to 1,374,023.79, 1,896,379.80 and 762,373.35 is: 1,052,201.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,023.79 : 1,896,379.80 = 762,373.35 : x
  2. Step 2: Convert to fraction form
    1,374,023.79/1,896,379.80 = 762,373.35/x
  3. Step 3: Cross multiply
    1,374,023.79x = 1,896,379.80 × 762,373.35
  4. Step 4: Simplify right side
    1,374,023.79x = 1,445,749,418,139.43
  5. Step 5: Solve for x
    x = 1,445,749,418,139.43/1,374,023.79
  6. Step 6: Final answer
    x = 1,052,201.15

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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.