Home / 1,177,829.38-1,766,753.28-645,059.77

Finding the Fourth Proportional to 1,177,829.38, 1,766,753.28 and 645,059.77

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Solution

The fourth proportional to 1,177,829.38, 1,766,753.28 and 645,059.77 is: 967,594.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,829.38 : 1,766,753.28 = 645,059.77 : x
  2. Step 2: Convert to fraction form
    1,177,829.38/1,766,753.28 = 645,059.77/x
  3. Step 3: Cross multiply
    1,177,829.38x = 1,766,753.28 × 645,059.77
  4. Step 4: Simplify right side
    1,177,829.38x = 1,139,661,464,443.55
  5. Step 5: Solve for x
    x = 1,139,661,464,443.55/1,177,829.38
  6. Step 6: Final answer
    x = 967,594.70

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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.