Home / 1,270,891.19-1,753,766.15-719,521.08

Finding the Fourth Proportional to 1,270,891.19, 1,753,766.15 and 719,521.08

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Solution

The fourth proportional to 1,270,891.19, 1,753,766.15 and 719,521.08 is: 992,903.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,891.19 : 1,753,766.15 = 719,521.08 : x
  2. Step 2: Convert to fraction form
    1,270,891.19/1,753,766.15 = 719,521.08/x
  3. Step 3: Cross multiply
    1,270,891.19x = 1,753,766.15 × 719,521.08
  4. Step 4: Simplify right side
    1,270,891.19x = 1,261,871,710,717.84
  5. Step 5: Solve for x
    x = 1,261,871,710,717.84/1,270,891.19
  6. Step 6: Final answer
    x = 992,903.03

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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.