Home / 1,123,085.40-1,684,127.52-324,177

Finding the Fourth Proportional to 1,123,085.40, 1,684,127.52 and 324,177

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Solution

The fourth proportional to 1,123,085.40, 1,684,127.52 and 324,177 is: 486,121.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,085.40 : 1,684,127.52 = 324,177 : x
  2. Step 2: Convert to fraction form
    1,123,085.40/1,684,127.52 = 324,177/x
  3. Step 3: Cross multiply
    1,123,085.40x = 1,684,127.52 × 324,177
  4. Step 4: Simplify right side
    1,123,085.40x = 545,955,407,051.04
  5. Step 5: Solve for x
    x = 545,955,407,051.04/1,123,085.40
  6. Step 6: Final answer
    x = 486,121.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.