Home / 1,169,040.40-1,753,123.20-410,588.80

Finding the Fourth Proportional to 1,169,040.40, 1,753,123.20 and 410,588.80

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Solution

The fourth proportional to 1,169,040.40, 1,753,123.20 and 410,588.80 is: 615,729.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,040.40 : 1,753,123.20 = 410,588.80 : x
  2. Step 2: Convert to fraction form
    1,169,040.40/1,753,123.20 = 410,588.80/x
  3. Step 3: Cross multiply
    1,169,040.40x = 1,753,123.20 × 410,588.80
  4. Step 4: Simplify right side
    1,169,040.40x = 719,812,750,940.16
  5. Step 5: Solve for x
    x = 719,812,750,940.16/1,169,040.40
  6. Step 6: Final answer
    x = 615,729.58

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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.