Home / 1,347,154.88-2,021,624.76-740,366.92

Finding the Fourth Proportional to 1,347,154.88, 2,021,624.76 and 740,366.92

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Solution

The fourth proportional to 1,347,154.88, 2,021,624.76 and 740,366.92 is: 1,111,040.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,154.88 : 2,021,624.76 = 740,366.92 : x
  2. Step 2: Convert to fraction form
    1,347,154.88/2,021,624.76 = 740,366.92/x
  3. Step 3: Cross multiply
    1,347,154.88x = 2,021,624.76 × 740,366.92
  4. Step 4: Simplify right side
    1,347,154.88x = 1,496,744,096,956.94
  5. Step 5: Solve for x
    x = 1,496,744,096,956.94/1,347,154.88
  6. Step 6: Final answer
    x = 1,111,040.85

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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.