Home / 1,585,928.90-2,188,614.52-897,600.72

Finding the Fourth Proportional to 1,585,928.90, 2,188,614.52 and 897,600.72

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Solution

The fourth proportional to 1,585,928.90, 2,188,614.52 and 897,600.72 is: 1,238,707.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,928.90 : 2,188,614.52 = 897,600.72 : x
  2. Step 2: Convert to fraction form
    1,585,928.90/2,188,614.52 = 897,600.72/x
  3. Step 3: Cross multiply
    1,585,928.90x = 2,188,614.52 × 897,600.72
  4. Step 4: Simplify right side
    1,585,928.90x = 1,964,501,968,954.45
  5. Step 5: Solve for x
    x = 1,964,501,968,954.45/1,585,928.90
  6. Step 6: Final answer
    x = 1,238,707.47

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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.