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Finding the Fourth Proportional to 1,098,619.19, 1,648,822.72 and 566,292.45

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Solution

The fourth proportional to 1,098,619.19, 1,648,822.72 and 566,292.45 is: 849,899.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,619.19 : 1,648,822.72 = 566,292.45 : x
  2. Step 2: Convert to fraction form
    1,098,619.19/1,648,822.72 = 566,292.45/x
  3. Step 3: Cross multiply
    1,098,619.19x = 1,648,822.72 × 566,292.45
  4. Step 4: Simplify right side
    1,098,619.19x = 933,715,857,724.46
  5. Step 5: Solve for x
    x = 933,715,857,724.46/1,098,619.19
  6. Step 6: Final answer
    x = 849,899.46

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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.