Home / 1,263,311.52-1,743,473.52-719,617.62

Finding the Fourth Proportional to 1,263,311.52, 1,743,473.52 and 719,617.62

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Solution

The fourth proportional to 1,263,311.52, 1,743,473.52 and 719,617.62 is: 993,131.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,311.52 : 1,743,473.52 = 719,617.62 : x
  2. Step 2: Convert to fraction form
    1,263,311.52/1,743,473.52 = 719,617.62/x
  3. Step 3: Cross multiply
    1,263,311.52x = 1,743,473.52 × 719,617.62
  4. Step 4: Simplify right side
    1,263,311.52x = 1,254,634,264,995.42
  5. Step 5: Solve for x
    x = 1,254,634,264,995.42/1,263,311.52
  6. Step 6: Final answer
    x = 993,131.34

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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.