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Finding the Fourth Proportional to 6,553,263.95, 9,829,887.47 and 1,760,953.27

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Solution

The fourth proportional to 6,553,263.95, 9,829,887.47 and 1,760,953.27 is: 2,641,427.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,553,263.95 : 9,829,887.47 = 1,760,953.27 : x
  2. Step 2: Convert to fraction form
    6,553,263.95/9,829,887.47 = 1,760,953.27/x
  3. Step 3: Cross multiply
    6,553,263.95x = 9,829,887.47 × 1,760,953.27
  4. Step 4: Simplify right side
    6,553,263.95x = 17,309,972,475,223.76
  5. Step 5: Solve for x
    x = 17,309,972,475,223.76/6,553,263.95
  6. Step 6: Final answer
    x = 2,641,427.63

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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.