Home / 6,506,720.60-8,979,275.28-3,606,298.72

Finding the Fourth Proportional to 6,506,720.60, 8,979,275.28 and 3,606,298.72

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Solution

The fourth proportional to 6,506,720.60, 8,979,275.28 and 3,606,298.72 is: 4,976,692.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,506,720.60 : 8,979,275.28 = 3,606,298.72 : x
  2. Step 2: Convert to fraction form
    6,506,720.60/8,979,275.28 = 3,606,298.72/x
  3. Step 3: Cross multiply
    6,506,720.60x = 8,979,275.28 × 3,606,298.72
  4. Step 4: Simplify right side
    6,506,720.60x = 32,381,948,948,791.64
  5. Step 5: Solve for x
    x = 32,381,948,948,791.64/6,506,720.60
  6. Step 6: Final answer
    x = 4,976,692.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.