Home / 2,998,072.90-4,497,503.42-1,578,206.89

Finding the Fourth Proportional to 2,998,072.90, 4,497,503.42 and 1,578,206.89

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Solution

The fourth proportional to 2,998,072.90, 4,497,503.42 and 1,578,206.89 is: 2,367,517.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998,072.90 : 4,497,503.42 = 1,578,206.89 : x
  2. Step 2: Convert to fraction form
    2,998,072.90/4,497,503.42 = 1,578,206.89/x
  3. Step 3: Cross multiply
    2,998,072.90x = 4,497,503.42 × 1,578,206.89
  4. Step 4: Simplify right side
    2,998,072.90x = 7,097,990,885,242.56
  5. Step 5: Solve for x
    x = 7,097,990,885,242.56/2,998,072.90
  6. Step 6: Final answer
    x = 2,367,517.78

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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.