Home / 1,048,249.80-1,572,743.67-516,144.60

Finding the Fourth Proportional to 1,048,249.80, 1,572,743.67 and 516,144.60

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Solution

The fourth proportional to 1,048,249.80, 1,572,743.67 and 516,144.60 is: 774,398.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,249.80 : 1,572,743.67 = 516,144.60 : x
  2. Step 2: Convert to fraction form
    1,048,249.80/1,572,743.67 = 516,144.60/x
  3. Step 3: Cross multiply
    1,048,249.80x = 1,572,743.67 × 516,144.60
  4. Step 4: Simplify right side
    1,048,249.80x = 811,763,152,454.68
  5. Step 5: Solve for x
    x = 811,763,152,454.68/1,048,249.80
  6. Step 6: Final answer
    x = 774,398.58

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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.