Home / 1,263,492.16-1,743,619.32-690,532.16

Finding the Fourth Proportional to 1,263,492.16, 1,743,619.32 and 690,532.16

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Solution

The fourth proportional to 1,263,492.16, 1,743,619.32 and 690,532.16 is: 952,934.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,492.16 : 1,743,619.32 = 690,532.16 : x
  2. Step 2: Convert to fraction form
    1,263,492.16/1,743,619.32 = 690,532.16/x
  3. Step 3: Cross multiply
    1,263,492.16x = 1,743,619.32 × 690,532.16
  4. Step 4: Simplify right side
    1,263,492.16x = 1,204,025,215,257.33
  5. Step 5: Solve for x
    x = 1,204,025,215,257.33/1,263,492.16
  6. Step 6: Final answer
    x = 952,934.46

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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.