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Finding the Fourth Proportional to 5,689,404.40, 8,535,335.40 and 1,700,719.60

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Solution

The fourth proportional to 5,689,404.40, 8,535,335.40 and 1,700,719.60 is: 2,551,446.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,689,404.40 : 8,535,335.40 = 1,700,719.60 : x
  2. Step 2: Convert to fraction form
    5,689,404.40/8,535,335.40 = 1,700,719.60/x
  3. Step 3: Cross multiply
    5,689,404.40x = 8,535,335.40 × 1,700,719.60
  4. Step 4: Simplify right side
    5,689,404.40x = 14,516,212,207,353.84
  5. Step 5: Solve for x
    x = 14,516,212,207,353.84/5,689,404.40
  6. Step 6: Final answer
    x = 2,551,446.72

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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.