Home / 2,667,445.85-3,680,683.47-1,489,899.66

Finding the Fourth Proportional to 2,667,445.85, 3,680,683.47 and 1,489,899.66

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Solution

The fourth proportional to 2,667,445.85, 3,680,683.47 and 1,489,899.66 is: 2,055,842.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,445.85 : 3,680,683.47 = 1,489,899.66 : x
  2. Step 2: Convert to fraction form
    2,667,445.85/3,680,683.47 = 1,489,899.66/x
  3. Step 3: Cross multiply
    2,667,445.85x = 3,680,683.47 × 1,489,899.66
  4. Step 4: Simplify right side
    2,667,445.85x = 5,483,849,024,667.70
  5. Step 5: Solve for x
    x = 5,483,849,024,667.70/2,667,445.85
  6. Step 6: Final answer
    x = 2,055,842.68

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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.