Home / 3,025,326.30-4,537,989.45-781,464.30

Finding the Fourth Proportional to 3,025,326.30, 4,537,989.45 and 781,464.30

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Solution

The fourth proportional to 3,025,326.30, 4,537,989.45 and 781,464.30 is: 1,172,196.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,326.30 : 4,537,989.45 = 781,464.30 : x
  2. Step 2: Convert to fraction form
    3,025,326.30/4,537,989.45 = 781,464.30/x
  3. Step 3: Cross multiply
    3,025,326.30x = 4,537,989.45 × 781,464.30
  4. Step 4: Simplify right side
    3,025,326.30x = 3,546,276,748,951.64
  5. Step 5: Solve for x
    x = 3,546,276,748,951.64/3,025,326.30
  6. Step 6: Final answer
    x = 1,172,196.45

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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.