Home / 2,454,330.80-3,681,496.20-771,434.30

Finding the Fourth Proportional to 2,454,330.80, 3,681,496.20 and 771,434.30

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Solution

The fourth proportional to 2,454,330.80, 3,681,496.20 and 771,434.30 is: 1,157,151.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454,330.80 : 3,681,496.20 = 771,434.30 : x
  2. Step 2: Convert to fraction form
    2,454,330.80/3,681,496.20 = 771,434.30/x
  3. Step 3: Cross multiply
    2,454,330.80x = 3,681,496.20 × 771,434.30
  4. Step 4: Simplify right side
    2,454,330.80x = 2,840,032,443,999.66
  5. Step 5: Solve for x
    x = 2,840,032,443,999.66/2,454,330.80
  6. Step 6: Final answer
    x = 1,157,151.45

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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.