Home / 2,218,402.92-3,327,794.91-778,962.62

Finding the Fourth Proportional to 2,218,402.92, 3,327,794.91 and 778,962.62

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Solution

The fourth proportional to 2,218,402.92, 3,327,794.91 and 778,962.62 is: 1,168,510.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,402.92 : 3,327,794.91 = 778,962.62 : x
  2. Step 2: Convert to fraction form
    2,218,402.92/3,327,794.91 = 778,962.62/x
  3. Step 3: Cross multiply
    2,218,402.92x = 3,327,794.91 × 778,962.62
  4. Step 4: Simplify right side
    2,218,402.92x = 2,592,227,852,426.58
  5. Step 5: Solve for x
    x = 2,592,227,852,426.58/2,218,402.92
  6. Step 6: Final answer
    x = 1,168,510.84

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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.