Home / 1,645,963.83-2,468,696.27-447,979.50

Finding the Fourth Proportional to 1,645,963.83, 2,468,696.27 and 447,979.50

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Solution

The fourth proportional to 1,645,963.83, 2,468,696.27 and 447,979.50 is: 671,901.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,963.83 : 2,468,696.27 = 447,979.50 : x
  2. Step 2: Convert to fraction form
    1,645,963.83/2,468,696.27 = 447,979.50/x
  3. Step 3: Cross multiply
    1,645,963.83x = 2,468,696.27 × 447,979.50
  4. Step 4: Simplify right side
    1,645,963.83x = 1,105,925,318,446.57
  5. Step 5: Solve for x
    x = 1,105,925,318,446.57/1,645,963.83
  6. Step 6: Final answer
    x = 671,901.35

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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.