Home / 1,210,331.23-1,814,414.28-499,906.15

Finding the Fourth Proportional to 1,210,331.23, 1,814,414.28 and 499,906.15

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Solution

The fourth proportional to 1,210,331.23, 1,814,414.28 and 499,906.15 is: 749,412.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,331.23 : 1,814,414.28 = 499,906.15 : x
  2. Step 2: Convert to fraction form
    1,210,331.23/1,814,414.28 = 499,906.15/x
  3. Step 3: Cross multiply
    1,210,331.23x = 1,814,414.28 × 499,906.15
  4. Step 4: Simplify right side
    1,210,331.23x = 907,036,857,219.82
  5. Step 5: Solve for x
    x = 907,036,857,219.82/1,210,331.23
  6. Step 6: Final answer
    x = 749,412.09

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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.