Home / 1,586,813.74-2,379,715.17-521,609.56

Finding the Fourth Proportional to 1,586,813.74, 2,379,715.17 and 521,609.56

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Solution

The fourth proportional to 1,586,813.74, 2,379,715.17 and 521,609.56 is: 782,248.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,813.74 : 2,379,715.17 = 521,609.56 : x
  2. Step 2: Convert to fraction form
    1,586,813.74/2,379,715.17 = 521,609.56/x
  3. Step 3: Cross multiply
    1,586,813.74x = 2,379,715.17 × 521,609.56
  4. Step 4: Simplify right side
    1,586,813.74x = 1,241,282,182,749.03
  5. Step 5: Solve for x
    x = 1,241,282,182,749.03/1,586,813.74
  6. Step 6: Final answer
    x = 782,248.19

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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.