Home / 1,541,188.74-2,311,549.82-419,345.22

Finding the Fourth Proportional to 1,541,188.74, 2,311,549.82 and 419,345.22

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Solution

The fourth proportional to 1,541,188.74, 2,311,549.82 and 419,345.22 is: 628,954.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,188.74 : 2,311,549.82 = 419,345.22 : x
  2. Step 2: Convert to fraction form
    1,541,188.74/2,311,549.82 = 419,345.22/x
  3. Step 3: Cross multiply
    1,541,188.74x = 2,311,549.82 × 419,345.22
  4. Step 4: Simplify right side
    1,541,188.74x = 969,337,367,808.86
  5. Step 5: Solve for x
    x = 969,337,367,808.86/1,541,188.74
  6. Step 6: Final answer
    x = 628,954.35

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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.