Home / 1,203,132-1,660,322.16-719,717.52

Finding the Fourth Proportional to 1,203,132, 1,660,322.16 and 719,717.52

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Solution

The fourth proportional to 1,203,132, 1,660,322.16 and 719,717.52 is: 993,210.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,132 : 1,660,322.16 = 719,717.52 : x
  2. Step 2: Convert to fraction form
    1,203,132/1,660,322.16 = 719,717.52/x
  3. Step 3: Cross multiply
    1,203,132x = 1,660,322.16 × 719,717.52
  4. Step 4: Simplify right side
    1,203,132x = 1,194,962,947,396.24
  5. Step 5: Solve for x
    x = 1,194,962,947,396.24/1,203,132
  6. Step 6: Final answer
    x = 993,210.18

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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.