Home / 1,208,212.48-1,812,310.60-410,055.92

Finding the Fourth Proportional to 1,208,212.48, 1,812,310.60 and 410,055.92

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Solution

The fourth proportional to 1,208,212.48, 1,812,310.60 and 410,055.92 is: 615,081.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,212.48 : 1,812,310.60 = 410,055.92 : x
  2. Step 2: Convert to fraction form
    1,208,212.48/1,812,310.60 = 410,055.92/x
  3. Step 3: Cross multiply
    1,208,212.48x = 1,812,310.60 × 410,055.92
  4. Step 4: Simplify right side
    1,208,212.48x = 743,148,690,408.75
  5. Step 5: Solve for x
    x = 743,148,690,408.75/1,208,212.48
  6. Step 6: Final answer
    x = 615,081.12

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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.