Home / 1,586,711.04-2,380,143.11-521,729.52

Finding the Fourth Proportional to 1,586,711.04, 2,380,143.11 and 521,729.52

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Solution

The fourth proportional to 1,586,711.04, 2,380,143.11 and 521,729.52 is: 782,619.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,711.04 : 2,380,143.11 = 521,729.52 : x
  2. Step 2: Convert to fraction form
    1,586,711.04/2,380,143.11 = 521,729.52/x
  3. Step 3: Cross multiply
    1,586,711.04x = 2,380,143.11 × 521,729.52
  4. Step 4: Simplify right side
    1,586,711.04x = 1,241,790,922,311.61
  5. Step 5: Solve for x
    x = 1,241,790,922,311.61/1,586,711.04
  6. Step 6: Final answer
    x = 782,619.45

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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.