Home / 2,666,766.96-3,680,110.36-1,443,045.76

Finding the Fourth Proportional to 2,666,766.96, 3,680,110.36 and 1,443,045.76

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Solution

The fourth proportional to 2,666,766.96, 3,680,110.36 and 1,443,045.76 is: 1,991,387.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,766.96 : 3,680,110.36 = 1,443,045.76 : x
  2. Step 2: Convert to fraction form
    2,666,766.96/3,680,110.36 = 1,443,045.76/x
  3. Step 3: Cross multiply
    2,666,766.96x = 3,680,110.36 × 1,443,045.76
  4. Step 4: Simplify right side
    2,666,766.96x = 5,310,567,651,330.07
  5. Step 5: Solve for x
    x = 5,310,567,651,330.07/2,666,766.96
  6. Step 6: Final answer
    x = 1,991,387.97

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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.