Home / 1,234,540.95-1,703,732.70-690,644.31

Finding the Fourth Proportional to 1,234,540.95, 1,703,732.70 and 690,644.31

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Solution

The fourth proportional to 1,234,540.95, 1,703,732.70 and 690,644.31 is: 953,126.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,540.95 : 1,703,732.70 = 690,644.31 : x
  2. Step 2: Convert to fraction form
    1,234,540.95/1,703,732.70 = 690,644.31/x
  3. Step 3: Cross multiply
    1,234,540.95x = 1,703,732.70 × 690,644.31
  4. Step 4: Simplify right side
    1,234,540.95x = 1,176,673,295,015.94
  5. Step 5: Solve for x
    x = 1,176,673,295,015.94/1,234,540.95
  6. Step 6: Final answer
    x = 953,126.18

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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.