Home / 1,687,651.77-2,530,452.50-661,752.92

Finding the Fourth Proportional to 1,687,651.77, 2,530,452.50 and 661,752.92

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Solution

The fourth proportional to 1,687,651.77, 2,530,452.50 and 661,752.92 is: 992,227.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,651.77 : 2,530,452.50 = 661,752.92 : x
  2. Step 2: Convert to fraction form
    1,687,651.77/2,530,452.50 = 661,752.92/x
  3. Step 3: Cross multiply
    1,687,651.77x = 2,530,452.50 × 661,752.92
  4. Step 4: Simplify right side
    1,687,651.77x = 1,674,534,333,813.67
  5. Step 5: Solve for x
    x = 1,674,534,333,813.67/1,687,651.77
  6. Step 6: Final answer
    x = 992,227.40

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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.