Home / 2,833,148.85-3,909,631.35-1,543,961.56

Finding the Fourth Proportional to 2,833,148.85, 3,909,631.35 and 1,543,961.56

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Solution

The fourth proportional to 2,833,148.85, 3,909,631.35 and 1,543,961.56 is: 2,130,604.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833,148.85 : 3,909,631.35 = 1,543,961.56 : x
  2. Step 2: Convert to fraction form
    2,833,148.85/3,909,631.35 = 1,543,961.56/x
  3. Step 3: Cross multiply
    2,833,148.85x = 3,909,631.35 × 1,543,961.56
  4. Step 4: Simplify right side
    2,833,148.85x = 6,036,320,518,170.91
  5. Step 5: Solve for x
    x = 6,036,320,518,170.91/2,833,148.85
  6. Step 6: Final answer
    x = 2,130,604.79

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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.