Home / 1,234,203.66-1,703,358.81-690,369.66

Finding the Fourth Proportional to 1,234,203.66, 1,703,358.81 and 690,369.66

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Solution

The fourth proportional to 1,234,203.66, 1,703,358.81 and 690,369.66 is: 952,798.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,203.66 : 1,703,358.81 = 690,369.66 : x
  2. Step 2: Convert to fraction form
    1,234,203.66/1,703,358.81 = 690,369.66/x
  3. Step 3: Cross multiply
    1,234,203.66x = 1,703,358.81 × 690,369.66
  4. Step 4: Simplify right side
    1,234,203.66x = 1,175,947,242,517.70
  5. Step 5: Solve for x
    x = 1,175,947,242,517.70/1,234,203.66
  6. Step 6: Final answer
    x = 952,798.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.