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Finding the Fourth Proportional to 6,553,270.40, 9,829,897.14 and 1,760,959.70

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Solution

The fourth proportional to 6,553,270.40, 9,829,897.14 and 1,760,959.70 is: 2,641,437.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,553,270.40 : 9,829,897.14 = 1,760,959.70 : x
  2. Step 2: Convert to fraction form
    6,553,270.40/9,829,897.14 = 1,760,959.70/x
  3. Step 3: Cross multiply
    6,553,270.40x = 9,829,897.14 × 1,760,959.70
  4. Step 4: Simplify right side
    6,553,270.40x = 17,310,052,718,685.26
  5. Step 5: Solve for x
    x = 17,310,052,718,685.26/6,553,270.40
  6. Step 6: Final answer
    x = 2,641,437.28

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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.