Home / 1,408,883.24-1,944,258.88-805,284.20

Finding the Fourth Proportional to 1,408,883.24, 1,944,258.88 and 805,284.20

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Solution

The fourth proportional to 1,408,883.24, 1,944,258.88 and 805,284.20 is: 1,111,292.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,883.24 : 1,944,258.88 = 805,284.20 : x
  2. Step 2: Convert to fraction form
    1,408,883.24/1,944,258.88 = 805,284.20/x
  3. Step 3: Cross multiply
    1,408,883.24x = 1,944,258.88 × 805,284.20
  4. Step 4: Simplify right side
    1,408,883.24x = 1,565,680,956,773.70
  5. Step 5: Solve for x
    x = 1,565,680,956,773.70/1,408,883.24
  6. Step 6: Final answer
    x = 1,111,292.20

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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.