Home / 3,578,110.72-5,369,654.40-2,312,800

Finding the Fourth Proportional to 3,578,110.72, 5,369,654.40 and 2,312,800

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Solution

The fourth proportional to 3,578,110.72, 5,369,654.40 and 2,312,800 is: 3,470,808.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,110.72 : 5,369,654.40 = 2,312,800 : x
  2. Step 2: Convert to fraction form
    3,578,110.72/5,369,654.40 = 2,312,800/x
  3. Step 3: Cross multiply
    3,578,110.72x = 5,369,654.40 × 2,312,800
  4. Step 4: Simplify right side
    3,578,110.72x = 12,418,936,696,320
  5. Step 5: Solve for x
    x = 12,418,936,696,320/3,578,110.72
  6. Step 6: Final answer
    x = 3,470,808.39

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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.