Home / 3,074,648.40-4,611,972.60-2,129,864.40

Finding the Fourth Proportional to 3,074,648.40, 4,611,972.60 and 2,129,864.40

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Solution

The fourth proportional to 3,074,648.40, 4,611,972.60 and 2,129,864.40 is: 3,194,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074,648.40 : 4,611,972.60 = 2,129,864.40 : x
  2. Step 2: Convert to fraction form
    3,074,648.40/4,611,972.60 = 2,129,864.40/x
  3. Step 3: Cross multiply
    3,074,648.40x = 4,611,972.60 × 2,129,864.40
  4. Step 4: Simplify right side
    3,074,648.40x = 9,822,876,254,515.44
  5. Step 5: Solve for x
    x = 9,822,876,254,515.44/3,074,648.40
  6. Step 6: Final answer
    x = 3,194,796.60

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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.