Home / 3,561,592.08-5,342,429.16-1,287,289.20

Finding the Fourth Proportional to 3,561,592.08, 5,342,429.16 and 1,287,289.20

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Solution

The fourth proportional to 3,561,592.08, 5,342,429.16 and 1,287,289.20 is: 1,930,948.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,592.08 : 5,342,429.16 = 1,287,289.20 : x
  2. Step 2: Convert to fraction form
    3,561,592.08/5,342,429.16 = 1,287,289.20/x
  3. Step 3: Cross multiply
    3,561,592.08x = 5,342,429.16 × 1,287,289.20
  4. Step 4: Simplify right side
    3,561,592.08x = 6,877,251,359,433.07
  5. Step 5: Solve for x
    x = 6,877,251,359,433.07/3,561,592.08
  6. Step 6: Final answer
    x = 1,930,948.63

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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.