Home / 1,382,296.82-2,071,947.47-707,452.86

Finding the Fourth Proportional to 1,382,296.82, 2,071,947.47 and 707,452.86

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Solution

The fourth proportional to 1,382,296.82, 2,071,947.47 and 707,452.86 is: 1,060,412.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,296.82 : 2,071,947.47 = 707,452.86 : x
  2. Step 2: Convert to fraction form
    1,382,296.82/2,071,947.47 = 707,452.86/x
  3. Step 3: Cross multiply
    1,382,296.82x = 2,071,947.47 × 707,452.86
  4. Step 4: Simplify right side
    1,382,296.82x = 1,465,805,161,826.45
  5. Step 5: Solve for x
    x = 1,465,805,161,826.45/1,382,296.82
  6. Step 6: Final answer
    x = 1,060,412.74

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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.