Home / 1,292,582.88-1,936,249.92-652,491.72

Finding the Fourth Proportional to 1,292,582.88, 1,936,249.92 and 652,491.72

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Solution

The fourth proportional to 1,292,582.88, 1,936,249.92 and 652,491.72 is: 977,412.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,582.88 : 1,936,249.92 = 652,491.72 : x
  2. Step 2: Convert to fraction form
    1,292,582.88/1,936,249.92 = 652,491.72/x
  3. Step 3: Cross multiply
    1,292,582.88x = 1,936,249.92 × 652,491.72
  4. Step 4: Simplify right side
    1,292,582.88x = 1,263,387,040,650.66
  5. Step 5: Solve for x
    x = 1,263,387,040,650.66/1,292,582.88
  6. Step 6: Final answer
    x = 977,412.79

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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.