Home / 1,271,118.76-1,754,252.07-719,932.52

Finding the Fourth Proportional to 1,271,118.76, 1,754,252.07 and 719,932.52

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Solution

The fourth proportional to 1,271,118.76, 1,754,252.07 and 719,932.52 is: 993,568.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,118.76 : 1,754,252.07 = 719,932.52 : x
  2. Step 2: Convert to fraction form
    1,271,118.76/1,754,252.07 = 719,932.52/x
  3. Step 3: Cross multiply
    1,271,118.76x = 1,754,252.07 × 719,932.52
  4. Step 4: Simplify right side
    1,271,118.76x = 1,262,943,104,699.06
  5. Step 5: Solve for x
    x = 1,262,943,104,699.06/1,271,118.76
  6. Step 6: Final answer
    x = 993,568.14

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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.