Home / 2,991,879.20-4,487,818.80-748,017.20

Finding the Fourth Proportional to 2,991,879.20, 4,487,818.80 and 748,017.20

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Solution

The fourth proportional to 2,991,879.20, 4,487,818.80 and 748,017.20 is: 1,122,025.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,879.20 : 4,487,818.80 = 748,017.20 : x
  2. Step 2: Convert to fraction form
    2,991,879.20/4,487,818.80 = 748,017.20/x
  3. Step 3: Cross multiply
    2,991,879.20x = 4,487,818.80 × 748,017.20
  4. Step 4: Simplify right side
    2,991,879.20x = 3,356,965,630,444.27
  5. Step 5: Solve for x
    x = 3,356,965,630,444.27/2,991,879.20
  6. Step 6: Final answer
    x = 1,122,025.79

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Similar ratio
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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.