Home / 1,427,351.52-2,141,030.88-481,386.72

Finding the Fourth Proportional to 1,427,351.52, 2,141,030.88 and 481,386.72

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Solution

The fourth proportional to 1,427,351.52, 2,141,030.88 and 481,386.72 is: 722,081.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,351.52 : 2,141,030.88 = 481,386.72 : x
  2. Step 2: Convert to fraction form
    1,427,351.52/2,141,030.88 = 481,386.72/x
  3. Step 3: Cross multiply
    1,427,351.52x = 2,141,030.88 × 481,386.72
  4. Step 4: Simplify right side
    1,427,351.52x = 1,030,663,832,741.91
  5. Step 5: Solve for x
    x = 1,030,663,832,741.91/1,427,351.52
  6. Step 6: Final answer
    x = 722,081.29

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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.