Home / 1,778,569.88-2,667,024.18-641,182.25

Finding the Fourth Proportional to 1,778,569.88, 2,667,024.18 and 641,182.25

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Solution

The fourth proportional to 1,778,569.88, 2,667,024.18 and 641,182.25 is: 961,473.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,569.88 : 2,667,024.18 = 641,182.25 : x
  2. Step 2: Convert to fraction form
    1,778,569.88/2,667,024.18 = 641,182.25/x
  3. Step 3: Cross multiply
    1,778,569.88x = 2,667,024.18 × 641,182.25
  4. Step 4: Simplify right side
    1,778,569.88x = 1,710,048,551,201.68
  5. Step 5: Solve for x
    x = 1,710,048,551,201.68/1,778,569.88
  6. Step 6: Final answer
    x = 961,473.92

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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.