Home / 1,012,725.76-1,397,570.88-560,024.32

Finding the Fourth Proportional to 1,012,725.76, 1,397,570.88 and 560,024.32

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Solution

The fourth proportional to 1,012,725.76, 1,397,570.88 and 560,024.32 is: 772,838.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,725.76 : 1,397,570.88 = 560,024.32 : x
  2. Step 2: Convert to fraction form
    1,012,725.76/1,397,570.88 = 560,024.32/x
  3. Step 3: Cross multiply
    1,012,725.76x = 1,397,570.88 × 560,024.32
  4. Step 4: Simplify right side
    1,012,725.76x = 782,673,681,723.80
  5. Step 5: Solve for x
    x = 782,673,681,723.80/1,012,725.76
  6. Step 6: Final answer
    x = 772,838.72

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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.