Home / 3,140,019.40-4,710,029.10-1,145,216.20

Finding the Fourth Proportional to 3,140,019.40, 4,710,029.10 and 1,145,216.20

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Solution

The fourth proportional to 3,140,019.40, 4,710,029.10 and 1,145,216.20 is: 1,717,824.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,019.40 : 4,710,029.10 = 1,145,216.20 : x
  2. Step 2: Convert to fraction form
    3,140,019.40/4,710,029.10 = 1,145,216.20/x
  3. Step 3: Cross multiply
    3,140,019.40x = 4,710,029.10 × 1,145,216.20
  4. Step 4: Simplify right side
    3,140,019.40x = 5,394,001,627,791.42
  5. Step 5: Solve for x
    x = 5,394,001,627,791.42/3,140,019.40
  6. Step 6: Final answer
    x = 1,717,824.30

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Similar ratio
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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.