Home / 1,252,613.24-1,729,054.66-743,315.64

Finding the Fourth Proportional to 1,252,613.24, 1,729,054.66 and 743,315.64

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Solution

The fourth proportional to 1,252,613.24, 1,729,054.66 and 743,315.64 is: 1,026,041.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,613.24 : 1,729,054.66 = 743,315.64 : x
  2. Step 2: Convert to fraction form
    1,252,613.24/1,729,054.66 = 743,315.64/x
  3. Step 3: Cross multiply
    1,252,613.24x = 1,729,054.66 × 743,315.64
  4. Step 4: Simplify right side
    1,252,613.24x = 1,285,233,371,192.88
  5. Step 5: Solve for x
    x = 1,285,233,371,192.88/1,252,613.24
  6. Step 6: Final answer
    x = 1,026,041.66

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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.