Home / 1,268,584.92-1,748,953.67-1,007,805.56

Finding the Fourth Proportional to 1,268,584.92, 1,748,953.67 and 1,007,805.56

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Solution

The fourth proportional to 1,268,584.92, 1,748,953.67 and 1,007,805.56 is: 1,389,426.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,584.92 : 1,748,953.67 = 1,007,805.56 : x
  2. Step 2: Convert to fraction form
    1,268,584.92/1,748,953.67 = 1,007,805.56/x
  3. Step 3: Cross multiply
    1,268,584.92x = 1,748,953.67 × 1,007,805.56
  4. Step 4: Simplify right side
    1,268,584.92x = 1,762,605,219,024.61
  5. Step 5: Solve for x
    x = 1,762,605,219,024.61/1,268,584.92
  6. Step 6: Final answer
    x = 1,389,426.27

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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.