Home / 1,209,982.23-1,814,973.93-499,229.10

Finding the Fourth Proportional to 1,209,982.23, 1,814,973.93 and 499,229.10

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Solution

The fourth proportional to 1,209,982.23, 1,814,973.93 and 499,229.10 is: 748,843.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,982.23 : 1,814,973.93 = 499,229.10 : x
  2. Step 2: Convert to fraction form
    1,209,982.23/1,814,973.93 = 499,229.10/x
  3. Step 3: Cross multiply
    1,209,982.23x = 1,814,973.93 × 499,229.10
  4. Step 4: Simplify right side
    1,209,982.23x = 906,087,801,597.36
  5. Step 5: Solve for x
    x = 906,087,801,597.36/1,209,982.23
  6. Step 6: Final answer
    x = 748,843.89

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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.