Home / 3,057,148.80-4,580,474.40-1,991,642.40

Finding the Fourth Proportional to 3,057,148.80, 4,580,474.40 and 1,991,642.40

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Solution

The fourth proportional to 3,057,148.80, 4,580,474.40 and 1,991,642.40 is: 2,984,044.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057,148.80 : 4,580,474.40 = 1,991,642.40 : x
  2. Step 2: Convert to fraction form
    3,057,148.80/4,580,474.40 = 1,991,642.40/x
  3. Step 3: Cross multiply
    3,057,148.80x = 4,580,474.40 × 1,991,642.40
  4. Step 4: Simplify right side
    3,057,148.80x = 9,122,667,027,154.56
  5. Step 5: Solve for x
    x = 9,122,667,027,154.56/3,057,148.80
  6. Step 6: Final answer
    x = 2,984,044.16

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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.