Home / 3,871,468.47-5,342,594.10-2,152,573.95

Finding the Fourth Proportional to 3,871,468.47, 5,342,594.10 and 2,152,573.95

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Solution

The fourth proportional to 3,871,468.47, 5,342,594.10 and 2,152,573.95 is: 2,970,534.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,871,468.47 : 5,342,594.10 = 2,152,573.95 : x
  2. Step 2: Convert to fraction form
    3,871,468.47/5,342,594.10 = 2,152,573.95/x
  3. Step 3: Cross multiply
    3,871,468.47x = 5,342,594.10 × 2,152,573.95
  4. Step 4: Simplify right side
    3,871,468.47x = 11,500,328,885,083.70
  5. Step 5: Solve for x
    x = 11,500,328,885,083.70/3,871,468.47
  6. Step 6: Final answer
    x = 2,970,534.04

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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.