Home / 1,494,890.40-2,242,335.60-548,138.10

Finding the Fourth Proportional to 1,494,890.40, 2,242,335.60 and 548,138.10

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Solution

The fourth proportional to 1,494,890.40, 2,242,335.60 and 548,138.10 is: 822,207.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,890.40 : 2,242,335.60 = 548,138.10 : x
  2. Step 2: Convert to fraction form
    1,494,890.40/2,242,335.60 = 548,138.10/x
  3. Step 3: Cross multiply
    1,494,890.40x = 2,242,335.60 × 548,138.10
  4. Step 4: Simplify right side
    1,494,890.40x = 1,229,109,575,346.36
  5. Step 5: Solve for x
    x = 1,229,109,575,346.36/1,494,890.40
  6. Step 6: Final answer
    x = 822,207.15

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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.