Home / 1,170,377.28-1,756,072.98-412,760.16

Finding the Fourth Proportional to 1,170,377.28, 1,756,072.98 and 412,760.16

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Solution

The fourth proportional to 1,170,377.28, 1,756,072.98 and 412,760.16 is: 619,319.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,377.28 : 1,756,072.98 = 412,760.16 : x
  2. Step 2: Convert to fraction form
    1,170,377.28/1,756,072.98 = 412,760.16/x
  3. Step 3: Cross multiply
    1,170,377.28x = 1,756,072.98 × 412,760.16
  4. Step 4: Simplify right side
    1,170,377.28x = 724,836,964,196.48
  5. Step 5: Solve for x
    x = 724,836,964,196.48/1,170,377.28
  6. Step 6: Final answer
    x = 619,319.07

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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.