Home / 1,408,982-1,944,395.16-805,382.96

Finding the Fourth Proportional to 1,408,982, 1,944,395.16 and 805,382.96

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Solution

The fourth proportional to 1,408,982, 1,944,395.16 and 805,382.96 is: 1,111,428.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,982 : 1,944,395.16 = 805,382.96 : x
  2. Step 2: Convert to fraction form
    1,408,982/1,944,395.16 = 805,382.96/x
  3. Step 3: Cross multiply
    1,408,982x = 1,944,395.16 × 805,382.96
  4. Step 4: Simplify right side
    1,408,982x = 1,565,982,729,370.47
  5. Step 5: Solve for x
    x = 1,565,982,729,370.47/1,408,982
  6. Step 6: Final answer
    x = 1,111,428.48

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1.5x scale

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.