Home / 1,450,959.52-2,176,436.71-386,001.58

Finding the Fourth Proportional to 1,450,959.52, 2,176,436.71 and 386,001.58

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Solution

The fourth proportional to 1,450,959.52, 2,176,436.71 and 386,001.58 is: 579,001.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,959.52 : 2,176,436.71 = 386,001.58 : x
  2. Step 2: Convert to fraction form
    1,450,959.52/2,176,436.71 = 386,001.58/x
  3. Step 3: Cross multiply
    1,450,959.52x = 2,176,436.71 × 386,001.58
  4. Step 4: Simplify right side
    1,450,959.52x = 840,107,996,017.81
  5. Step 5: Solve for x
    x = 840,107,996,017.81/1,450,959.52
  6. Step 6: Final answer
    x = 579,001.68

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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.