Home / 1,295,686.28-1,943,902.94-397,260.61

Finding the Fourth Proportional to 1,295,686.28, 1,943,902.94 and 397,260.61

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Solution

The fourth proportional to 1,295,686.28, 1,943,902.94 and 397,260.61 is: 596,005.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,686.28 : 1,943,902.94 = 397,260.61 : x
  2. Step 2: Convert to fraction form
    1,295,686.28/1,943,902.94 = 397,260.61/x
  3. Step 3: Cross multiply
    1,295,686.28x = 1,943,902.94 × 397,260.61
  4. Step 4: Simplify right side
    1,295,686.28x = 772,236,060,879.13
  5. Step 5: Solve for x
    x = 772,236,060,879.13/1,295,686.28
  6. Step 6: Final answer
    x = 596,005.43

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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.