Home / 2,016,987.70-3,025,481.55-1,069,870.90

Finding the Fourth Proportional to 2,016,987.70, 3,025,481.55 and 1,069,870.90

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Solution

The fourth proportional to 2,016,987.70, 3,025,481.55 and 1,069,870.90 is: 1,604,806.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,987.70 : 3,025,481.55 = 1,069,870.90 : x
  2. Step 2: Convert to fraction form
    2,016,987.70/3,025,481.55 = 1,069,870.90/x
  3. Step 3: Cross multiply
    2,016,987.70x = 3,025,481.55 × 1,069,870.90
  4. Step 4: Simplify right side
    2,016,987.70x = 3,236,874,668,831.89
  5. Step 5: Solve for x
    x = 3,236,874,668,831.89/2,016,987.70
  6. Step 6: Final answer
    x = 1,604,806.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.