Home / 2,660,129.40-3,990,194.10-741,036.90

Finding the Fourth Proportional to 2,660,129.40, 3,990,194.10 and 741,036.90

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Solution

The fourth proportional to 2,660,129.40, 3,990,194.10 and 741,036.90 is: 1,111,555.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660,129.40 : 3,990,194.10 = 741,036.90 : x
  2. Step 2: Convert to fraction form
    2,660,129.40/3,990,194.10 = 741,036.90/x
  3. Step 3: Cross multiply
    2,660,129.40x = 3,990,194.10 × 741,036.90
  4. Step 4: Simplify right side
    2,660,129.40x = 2,956,881,066,262.29
  5. Step 5: Solve for x
    x = 2,956,881,066,262.29/2,660,129.40
  6. Step 6: Final answer
    x = 1,111,555.35

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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.