Home / 3,938,425.83-5,908,688.91-1,414,102.95

Finding the Fourth Proportional to 3,938,425.83, 5,908,688.91 and 1,414,102.95

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Solution

The fourth proportional to 3,938,425.83, 5,908,688.91 and 1,414,102.95 is: 2,121,531.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,425.83 : 5,908,688.91 = 1,414,102.95 : x
  2. Step 2: Convert to fraction form
    3,938,425.83/5,908,688.91 = 1,414,102.95/x
  3. Step 3: Cross multiply
    3,938,425.83x = 5,908,688.91 × 1,414,102.95
  4. Step 4: Simplify right side
    3,938,425.83x = 8,355,494,418,263.28
  5. Step 5: Solve for x
    x = 8,355,494,418,263.28/3,938,425.83
  6. Step 6: Final answer
    x = 2,121,531.49

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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.