Home / 1,552,331.20-2,141,062.32-1,370,722.72

Finding the Fourth Proportional to 1,552,331.20, 2,141,062.32 and 1,370,722.72

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Solution

The fourth proportional to 1,552,331.20, 2,141,062.32 and 1,370,722.72 is: 1,890,577.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,331.20 : 2,141,062.32 = 1,370,722.72 : x
  2. Step 2: Convert to fraction form
    1,552,331.20/2,141,062.32 = 1,370,722.72/x
  3. Step 3: Cross multiply
    1,552,331.20x = 2,141,062.32 × 1,370,722.72
  4. Step 4: Simplify right side
    1,552,331.20x = 2,934,802,766,959.91
  5. Step 5: Solve for x
    x = 2,934,802,766,959.91/1,552,331.20
  6. Step 6: Final answer
    x = 1,890,577.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.