Home / 1,234,205.16-1,703,360.88-690,371.16

Finding the Fourth Proportional to 1,234,205.16, 1,703,360.88 and 690,371.16

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Solution

The fourth proportional to 1,234,205.16, 1,703,360.88 and 690,371.16 is: 952,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,205.16 : 1,703,360.88 = 690,371.16 : x
  2. Step 2: Convert to fraction form
    1,234,205.16/1,703,360.88 = 690,371.16/x
  3. Step 3: Cross multiply
    1,234,205.16x = 1,703,360.88 × 690,371.16
  4. Step 4: Simplify right side
    1,234,205.16x = 1,175,951,226,624.22
  5. Step 5: Solve for x
    x = 1,175,951,226,624.22/1,234,205.16
  6. Step 6: Final answer
    x = 952,800.45

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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.