Home / 1,645,952.20-2,468,678.83-447,967.87

Finding the Fourth Proportional to 1,645,952.20, 2,468,678.83 and 447,967.87

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Solution

The fourth proportional to 1,645,952.20, 2,468,678.83 and 447,967.87 is: 671,883.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,952.20 : 2,468,678.83 = 447,967.87 : x
  2. Step 2: Convert to fraction form
    1,645,952.20/2,468,678.83 = 447,967.87/x
  3. Step 3: Cross multiply
    1,645,952.20x = 2,468,678.83 × 447,967.87
  4. Step 4: Simplify right side
    1,645,952.20x = 1,105,888,789,897.58
  5. Step 5: Solve for x
    x = 1,105,888,789,897.58/1,645,952.20
  6. Step 6: Final answer
    x = 671,883.90

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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.