Home / 2,005,987.20-2,768,262.34-1,146,565.92

Finding the Fourth Proportional to 2,005,987.20, 2,768,262.34 and 1,146,565.92

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Solution

The fourth proportional to 2,005,987.20, 2,768,262.34 and 1,146,565.92 is: 1,582,260.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,987.20 : 2,768,262.34 = 1,146,565.92 : x
  2. Step 2: Convert to fraction form
    2,005,987.20/2,768,262.34 = 1,146,565.92/x
  3. Step 3: Cross multiply
    2,005,987.20x = 2,768,262.34 × 1,146,565.92
  4. Step 4: Simplify right side
    2,005,987.20x = 3,173,995,256,663.45
  5. Step 5: Solve for x
    x = 3,173,995,256,663.45/2,005,987.20
  6. Step 6: Final answer
    x = 1,582,260.97

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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.