Home / 3,912,421.52-5,868,652.58-1,781,015.08

Finding the Fourth Proportional to 3,912,421.52, 5,868,652.58 and 1,781,015.08

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Solution

The fourth proportional to 3,912,421.52, 5,868,652.58 and 1,781,015.08 is: 2,671,531.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912,421.52 : 5,868,652.58 = 1,781,015.08 : x
  2. Step 2: Convert to fraction form
    3,912,421.52/5,868,652.58 = 1,781,015.08/x
  3. Step 3: Cross multiply
    3,912,421.52x = 5,868,652.58 × 1,781,015.08
  4. Step 4: Simplify right side
    3,912,421.52x = 10,452,158,744,260.91
  5. Step 5: Solve for x
    x = 10,452,158,744,260.91/3,912,421.52
  6. Step 6: Final answer
    x = 2,671,531.86

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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.