Home / 826,899.92-1,238,541.50-586,284.47

Finding the Fourth Proportional to 826,899.92, 1,238,541.50 and 586,284.47

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Solution

The fourth proportional to 826,899.92, 1,238,541.50 and 586,284.47 is: 878,144.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,899.92 : 1,238,541.50 = 586,284.47 : x
  2. Step 2: Convert to fraction form
    826,899.92/1,238,541.50 = 586,284.47/x
  3. Step 3: Cross multiply
    826,899.92x = 1,238,541.50 × 586,284.47
  4. Step 4: Simplify right side
    826,899.92x = 726,137,637,776.38
  5. Step 5: Solve for x
    x = 726,137,637,776.38/826,899.92
  6. Step 6: Final answer
    x = 878,144.53

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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.