Home / 1,588,481-2,192,118.18-863,330.46

Finding the Fourth Proportional to 1,588,481, 2,192,118.18 and 863,330.46

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Solution

The fourth proportional to 1,588,481, 2,192,118.18 and 863,330.46 is: 1,191,403.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,481 : 2,192,118.18 = 863,330.46 : x
  2. Step 2: Convert to fraction form
    1,588,481/2,192,118.18 = 863,330.46/x
  3. Step 3: Cross multiply
    1,588,481x = 2,192,118.18 × 863,330.46
  4. Step 4: Simplify right side
    1,588,481x = 1,892,522,396,713.76
  5. Step 5: Solve for x
    x = 1,892,522,396,713.76/1,588,481
  6. Step 6: Final answer
    x = 1,191,403.86

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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.