Home / 1,004,456.68-1,386,160.40-545,575.68

Finding the Fourth Proportional to 1,004,456.68, 1,386,160.40 and 545,575.68

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Solution

The fourth proportional to 1,004,456.68, 1,386,160.40 and 545,575.68 is: 752,899.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,456.68 : 1,386,160.40 = 545,575.68 : x
  2. Step 2: Convert to fraction form
    1,004,456.68/1,386,160.40 = 545,575.68/x
  3. Step 3: Cross multiply
    1,004,456.68x = 1,386,160.40 × 545,575.68
  4. Step 4: Simplify right side
    1,004,456.68x = 756,255,402,819.07
  5. Step 5: Solve for x
    x = 756,255,402,819.07/1,004,456.68
  6. Step 6: Final answer
    x = 752,899.97

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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.