Home / 1,202,981.65-1,660,114.14-719,660.32

Finding the Fourth Proportional to 1,202,981.65, 1,660,114.14 and 719,660.32

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Solution

The fourth proportional to 1,202,981.65, 1,660,114.14 and 719,660.32 is: 993,130.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,981.65 : 1,660,114.14 = 719,660.32 : x
  2. Step 2: Convert to fraction form
    1,202,981.65/1,660,114.14 = 719,660.32/x
  3. Step 3: Cross multiply
    1,202,981.65x = 1,660,114.14 × 719,660.32
  4. Step 4: Simplify right side
    1,202,981.65x = 1,194,718,273,228.92
  5. Step 5: Solve for x
    x = 1,194,718,273,228.92/1,202,981.65
  6. Step 6: Final answer
    x = 993,130.92

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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.