Home / 1,586,877.62-2,379,810.89-521,674.16

Finding the Fourth Proportional to 1,586,877.62, 2,379,810.89 and 521,674.16

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Solution

The fourth proportional to 1,586,877.62, 2,379,810.89 and 521,674.16 is: 782,345.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,877.62 : 2,379,810.89 = 521,674.16 : x
  2. Step 2: Convert to fraction form
    1,586,877.62/2,379,810.89 = 521,674.16/x
  3. Step 3: Cross multiply
    1,586,877.62x = 2,379,810.89 × 521,674.16
  4. Step 4: Simplify right side
    1,586,877.62x = 1,241,485,836,404.73
  5. Step 5: Solve for x
    x = 1,241,485,836,404.73/1,586,877.62
  6. Step 6: Final answer
    x = 782,345.04

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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.