Home / 1,645,278.05-2,468,777.69-673,363.80

Finding the Fourth Proportional to 1,645,278.05, 2,468,777.69 and 673,363.80

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Solution

The fourth proportional to 1,645,278.05, 2,468,777.69 and 673,363.80 is: 1,010,397.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,278.05 : 2,468,777.69 = 673,363.80 : x
  2. Step 2: Convert to fraction form
    1,645,278.05/2,468,777.69 = 673,363.80/x
  3. Step 3: Cross multiply
    1,645,278.05x = 2,468,777.69 × 673,363.80
  4. Step 4: Simplify right side
    1,645,278.05x = 1,662,385,534,057.95
  5. Step 5: Solve for x
    x = 1,662,385,534,057.95/1,645,278.05
  6. Step 6: Final answer
    x = 1,010,397.93

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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.