Home / 1,203,084-1,660,256.28-719,669.52

Finding the Fourth Proportional to 1,203,084, 1,660,256.28 and 719,669.52

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Solution

The fourth proportional to 1,203,084, 1,660,256.28 and 719,669.52 is: 993,144.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,084 : 1,660,256.28 = 719,669.52 : x
  2. Step 2: Convert to fraction form
    1,203,084/1,660,256.28 = 719,669.52/x
  3. Step 3: Cross multiply
    1,203,084x = 1,660,256.28 × 719,669.52
  4. Step 4: Simplify right side
    1,203,084x = 1,194,835,840,104.59
  5. Step 5: Solve for x
    x = 1,194,835,840,104.59/1,203,084
  6. Step 6: Final answer
    x = 993,144.15

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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.