Home / 1,131,174.60-1,696,673.70-657,557.88

Finding the Fourth Proportional to 1,131,174.60, 1,696,673.70 and 657,557.88

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Solution

The fourth proportional to 1,131,174.60, 1,696,673.70 and 657,557.88 is: 986,285.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,174.60 : 1,696,673.70 = 657,557.88 : x
  2. Step 2: Convert to fraction form
    1,131,174.60/1,696,673.70 = 657,557.88/x
  3. Step 3: Cross multiply
    1,131,174.60x = 1,696,673.70 × 657,557.88
  4. Step 4: Simplify right side
    1,131,174.60x = 1,115,661,161,223.76
  5. Step 5: Solve for x
    x = 1,115,661,161,223.76/1,131,174.60
  6. Step 6: Final answer
    x = 986,285.55

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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.