Home / 1,645,963.08-2,468,695.14-447,978.75

Finding the Fourth Proportional to 1,645,963.08, 2,468,695.14 and 447,978.75

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Solution

The fourth proportional to 1,645,963.08, 2,468,695.14 and 447,978.75 is: 671,900.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,963.08 : 2,468,695.14 = 447,978.75 : x
  2. Step 2: Convert to fraction form
    1,645,963.08/2,468,695.14 = 447,978.75/x
  3. Step 3: Cross multiply
    1,645,963.08x = 2,468,695.14 × 447,978.75
  4. Step 4: Simplify right side
    1,645,963.08x = 1,105,922,962,948.28
  5. Step 5: Solve for x
    x = 1,105,922,962,948.28/1,645,963.08
  6. Step 6: Final answer
    x = 671,900.22

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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.