Home / 2,434,768.40-3,645,154.20-1,489,984.40

Finding the Fourth Proportional to 2,434,768.40, 3,645,154.20 and 1,489,984.40

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Solution

The fourth proportional to 2,434,768.40, 3,645,154.20 and 1,489,984.40 is: 2,230,693.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,434,768.40 : 3,645,154.20 = 1,489,984.40 : x
  2. Step 2: Convert to fraction form
    2,434,768.40/3,645,154.20 = 1,489,984.40/x
  3. Step 3: Cross multiply
    2,434,768.40x = 3,645,154.20 × 1,489,984.40
  4. Step 4: Simplify right side
    2,434,768.40x = 5,431,222,893,594.48
  5. Step 5: Solve for x
    x = 5,431,222,893,594.48/2,434,768.40
  6. Step 6: Final answer
    x = 2,230,693.85

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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.