Home / 1,805,854.40-2,707,906.80-1,006,287.20

Finding the Fourth Proportional to 1,805,854.40, 2,707,906.80 and 1,006,287.20

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Solution

The fourth proportional to 1,805,854.40, 2,707,906.80 and 1,006,287.20 is: 1,508,943.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,854.40 : 2,707,906.80 = 1,006,287.20 : x
  2. Step 2: Convert to fraction form
    1,805,854.40/2,707,906.80 = 1,006,287.20/x
  3. Step 3: Cross multiply
    1,805,854.40x = 2,707,906.80 × 1,006,287.20
  4. Step 4: Simplify right side
    1,805,854.40x = 2,724,931,951,632.96
  5. Step 5: Solve for x
    x = 2,724,931,951,632.96/1,805,854.40
  6. Step 6: Final answer
    x = 1,508,943.33

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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.