Home / 1,290,245.13-1,936,114.02-531,945.27

Finding the Fourth Proportional to 1,290,245.13, 1,936,114.02 and 531,945.27

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Solution

The fourth proportional to 1,290,245.13, 1,936,114.02 and 531,945.27 is: 798,225.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,290,245.13 : 1,936,114.02 = 531,945.27 : x
  2. Step 2: Convert to fraction form
    1,290,245.13/1,936,114.02 = 531,945.27/x
  3. Step 3: Cross multiply
    1,290,245.13x = 1,936,114.02 × 531,945.27
  4. Step 4: Simplify right side
    1,290,245.13x = 1,029,906,695,119.69
  5. Step 5: Solve for x
    x = 1,029,906,695,119.69/1,290,245.13
  6. Step 6: Final answer
    x = 798,225.60

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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.