Home / 1,196,255.85-1,649,899.98-766,575.96

Finding the Fourth Proportional to 1,196,255.85, 1,649,899.98 and 766,575.96

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Solution

The fourth proportional to 1,196,255.85, 1,649,899.98 and 766,575.96 is: 1,057,276.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,255.85 : 1,649,899.98 = 766,575.96 : x
  2. Step 2: Convert to fraction form
    1,196,255.85/1,649,899.98 = 766,575.96/x
  3. Step 3: Cross multiply
    1,196,255.85x = 1,649,899.98 × 766,575.96
  4. Step 4: Simplify right side
    1,196,255.85x = 1,264,773,661,072.48
  5. Step 5: Solve for x
    x = 1,264,773,661,072.48/1,196,255.85
  6. Step 6: Final answer
    x = 1,057,276.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.