Home / 1,236,863.67-1,854,000.62-517,617.47

Finding the Fourth Proportional to 1,236,863.67, 1,854,000.62 and 517,617.47

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Solution

The fourth proportional to 1,236,863.67, 1,854,000.62 and 517,617.47 is: 775,884.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,863.67 : 1,854,000.62 = 517,617.47 : x
  2. Step 2: Convert to fraction form
    1,236,863.67/1,854,000.62 = 517,617.47/x
  3. Step 3: Cross multiply
    1,236,863.67x = 1,854,000.62 × 517,617.47
  4. Step 4: Simplify right side
    1,236,863.67x = 959,663,110,302.83
  5. Step 5: Solve for x
    x = 959,663,110,302.83/1,236,863.67
  6. Step 6: Final answer
    x = 775,884.31

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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.