Home / 1,932,077.40-2,898,116.10-987,293.40

Finding the Fourth Proportional to 1,932,077.40, 2,898,116.10 and 987,293.40

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Solution

The fourth proportional to 1,932,077.40, 2,898,116.10 and 987,293.40 is: 1,480,940.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,077.40 : 2,898,116.10 = 987,293.40 : x
  2. Step 2: Convert to fraction form
    1,932,077.40/2,898,116.10 = 987,293.40/x
  3. Step 3: Cross multiply
    1,932,077.40x = 2,898,116.10 × 987,293.40
  4. Step 4: Simplify right side
    1,932,077.40x = 2,861,290,897,963.74
  5. Step 5: Solve for x
    x = 2,861,290,897,963.74/1,932,077.40
  6. Step 6: Final answer
    x = 1,480,940.10

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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.