Home / 4,139,264.97-6,209,897.13-1,299,377.16

Finding the Fourth Proportional to 4,139,264.97, 6,209,897.13 and 1,299,377.16

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Solution

The fourth proportional to 4,139,264.97, 6,209,897.13 and 1,299,377.16 is: 1,949,379.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139,264.97 : 6,209,897.13 = 1,299,377.16 : x
  2. Step 2: Convert to fraction form
    4,139,264.97/6,209,897.13 = 1,299,377.16/x
  3. Step 3: Cross multiply
    4,139,264.97x = 6,209,897.13 × 1,299,377.16
  4. Step 4: Simplify right side
    4,139,264.97x = 8,068,998,496,671.55
  5. Step 5: Solve for x
    x = 8,068,998,496,671.55/4,139,264.97
  6. Step 6: Final answer
    x = 1,949,379.55

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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.