Home / 1,191,234.77-1,787,185.65-481,761.02

Finding the Fourth Proportional to 1,191,234.77, 1,787,185.65 and 481,761.02

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Solution

The fourth proportional to 1,191,234.77, 1,787,185.65 and 481,761.02 is: 722,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,234.77 : 1,787,185.65 = 481,761.02 : x
  2. Step 2: Convert to fraction form
    1,191,234.77/1,787,185.65 = 481,761.02/x
  3. Step 3: Cross multiply
    1,191,234.77x = 1,787,185.65 × 481,761.02
  4. Step 4: Simplify right side
    1,191,234.77x = 860,996,381,673.36
  5. Step 5: Solve for x
    x = 860,996,381,673.36/1,191,234.77
  6. Step 6: Final answer
    x = 722,776.40

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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.