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Finding the Fourth Proportional to 6,488,397.07, 9,733,563.05 and 2,389,402.90

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Solution

The fourth proportional to 6,488,397.07, 9,733,563.05 and 2,389,402.90 is: 3,584,460.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,488,397.07 : 9,733,563.05 = 2,389,402.90 : x
  2. Step 2: Convert to fraction form
    6,488,397.07/9,733,563.05 = 2,389,402.90/x
  3. Step 3: Cross multiply
    6,488,397.07x = 9,733,563.05 × 2,389,402.90
  4. Step 4: Simplify right side
    6,488,397.07x = 23,257,403,779,222.79
  5. Step 5: Solve for x
    x = 23,257,403,779,222.79/6,488,397.07
  6. Step 6: Final answer
    x = 3,584,460.62

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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.