Home / 1,267,327.28-1,748,844.76-723,441.44

Finding the Fourth Proportional to 1,267,327.28, 1,748,844.76 and 723,441.44

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Solution

The fourth proportional to 1,267,327.28, 1,748,844.76 and 723,441.44 is: 998,311.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,327.28 : 1,748,844.76 = 723,441.44 : x
  2. Step 2: Convert to fraction form
    1,267,327.28/1,748,844.76 = 723,441.44/x
  3. Step 3: Cross multiply
    1,267,327.28x = 1,748,844.76 × 723,441.44
  4. Step 4: Simplify right side
    1,267,327.28x = 1,265,186,771,510.85
  5. Step 5: Solve for x
    x = 1,265,186,771,510.85/1,267,327.28
  6. Step 6: Final answer
    x = 998,311.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.