Home / 3,130,042.72-4,693,301.52-999,626.08

Finding the Fourth Proportional to 3,130,042.72, 4,693,301.52 and 999,626.08

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Solution

The fourth proportional to 3,130,042.72, 4,693,301.52 and 999,626.08 is: 1,498,876.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,042.72 : 4,693,301.52 = 999,626.08 : x
  2. Step 2: Convert to fraction form
    3,130,042.72/4,693,301.52 = 999,626.08/x
  3. Step 3: Cross multiply
    3,130,042.72x = 4,693,301.52 × 999,626.08
  4. Step 4: Simplify right side
    3,130,042.72x = 4,691,546,600,695.64
  5. Step 5: Solve for x
    x = 4,691,546,600,695.64/3,130,042.72
  6. Step 6: Final answer
    x = 1,498,876.22

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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.