Home / 1,221,372.18-1,829,162.16-967,837.50

Finding the Fourth Proportional to 1,221,372.18, 1,829,162.16 and 967,837.50

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Solution

The fourth proportional to 1,221,372.18, 1,829,162.16 and 967,837.50 is: 1,449,461.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,372.18 : 1,829,162.16 = 967,837.50 : x
  2. Step 2: Convert to fraction form
    1,221,372.18/1,829,162.16 = 967,837.50/x
  3. Step 3: Cross multiply
    1,221,372.18x = 1,829,162.16 × 967,837.50
  4. Step 4: Simplify right side
    1,221,372.18x = 1,770,331,732,029
  5. Step 5: Solve for x
    x = 1,770,331,732,029/1,221,372.18
  6. Step 6: Final answer
    x = 1,449,461.32

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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.