Home / 1,048,127.20-1,572,190.80-933,965.80

Finding the Fourth Proportional to 1,048,127.20, 1,572,190.80 and 933,965.80

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Solution

The fourth proportional to 1,048,127.20, 1,572,190.80 and 933,965.80 is: 1,400,948.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,127.20 : 1,572,190.80 = 933,965.80 : x
  2. Step 2: Convert to fraction form
    1,048,127.20/1,572,190.80 = 933,965.80/x
  3. Step 3: Cross multiply
    1,048,127.20x = 1,572,190.80 × 933,965.80
  4. Step 4: Simplify right side
    1,048,127.20x = 1,468,372,438,274.64
  5. Step 5: Solve for x
    x = 1,468,372,438,274.64/1,048,127.20
  6. Step 6: Final answer
    x = 1,400,948.70

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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.