Home / 1,234,237.45-1,703,405.24-690,403.45

Finding the Fourth Proportional to 1,234,237.45, 1,703,405.24 and 690,403.45

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Solution

The fourth proportional to 1,234,237.45, 1,703,405.24 and 690,403.45 is: 952,844.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,237.45 : 1,703,405.24 = 690,403.45 : x
  2. Step 2: Convert to fraction form
    1,234,237.45/1,703,405.24 = 690,403.45/x
  3. Step 3: Cross multiply
    1,234,237.45x = 1,703,405.24 × 690,403.45
  4. Step 4: Simplify right side
    1,234,237.45x = 1,176,036,854,444.08
  5. Step 5: Solve for x
    x = 1,176,036,854,444.08/1,234,237.45
  6. Step 6: Final answer
    x = 952,844.90

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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.