Home / 993,872.62-1,487,863.77-613,570.53

Finding the Fourth Proportional to 993,872.62, 1,487,863.77 and 613,570.53

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Solution

The fourth proportional to 993,872.62, 1,487,863.77 and 613,570.53 is: 918,537.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,872.62 : 1,487,863.77 = 613,570.53 : x
  2. Step 2: Convert to fraction form
    993,872.62/1,487,863.77 = 613,570.53/x
  3. Step 3: Cross multiply
    993,872.62x = 1,487,863.77 × 613,570.53
  4. Step 4: Simplify right side
    993,872.62x = 912,909,361,926.70
  5. Step 5: Solve for x
    x = 912,909,361,926.70/993,872.62
  6. Step 6: Final answer
    x = 918,537.59

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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.