Home / 2,218,048.52-3,327,099.17-778,768.02

Finding the Fourth Proportional to 2,218,048.52, 3,327,099.17 and 778,768.02

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Solution

The fourth proportional to 2,218,048.52, 3,327,099.17 and 778,768.02 is: 1,168,161.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,048.52 : 3,327,099.17 = 778,768.02 : x
  2. Step 2: Convert to fraction form
    2,218,048.52/3,327,099.17 = 778,768.02/x
  3. Step 3: Cross multiply
    2,218,048.52x = 3,327,099.17 × 778,768.02
  4. Step 4: Simplify right side
    2,218,048.52x = 2,591,038,429,070.70
  5. Step 5: Solve for x
    x = 2,591,038,429,070.70/2,218,048.52
  6. Step 6: Final answer
    x = 1,168,161.30

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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.