Home / 1,012,477.72-1,397,247.42-559,797.88

Finding the Fourth Proportional to 1,012,477.72, 1,397,247.42 and 559,797.88

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Solution

The fourth proportional to 1,012,477.72, 1,397,247.42 and 559,797.88 is: 772,536.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,477.72 : 1,397,247.42 = 559,797.88 : x
  2. Step 2: Convert to fraction form
    1,012,477.72/1,397,247.42 = 559,797.88/x
  3. Step 3: Cross multiply
    1,012,477.72x = 1,397,247.42 × 559,797.88
  4. Step 4: Simplify right side
    1,012,477.72x = 782,176,143,551.47
  5. Step 5: Solve for x
    x = 782,176,143,551.47/1,012,477.72
  6. Step 6: Final answer
    x = 772,536.65

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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.