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Finding the Fourth Proportional to 6,553,266.89, 9,829,891.85 and 1,760,956.23

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Solution

The fourth proportional to 6,553,266.89, 9,829,891.85 and 1,760,956.23 is: 2,641,432.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,553,266.89 : 9,829,891.85 = 1,760,956.23 : x
  2. Step 2: Convert to fraction form
    6,553,266.89/9,829,891.85 = 1,760,956.23/x
  3. Step 3: Cross multiply
    6,553,266.89x = 9,829,891.85 × 1,760,956.23
  4. Step 4: Simplify right side
    6,553,266.89x = 17,310,009,293,483.72
  5. Step 5: Solve for x
    x = 17,310,009,293,483.72/6,553,266.89
  6. Step 6: Final answer
    x = 2,641,432.06

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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.