Home / 1,585,947.52-2,188,640.16-897,619.36

Finding the Fourth Proportional to 1,585,947.52, 2,188,640.16 and 897,619.36

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Solution

The fourth proportional to 1,585,947.52, 2,188,640.16 and 897,619.36 is: 1,238,733.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,947.52 : 2,188,640.16 = 897,619.36 : x
  2. Step 2: Convert to fraction form
    1,585,947.52/2,188,640.16 = 897,619.36/x
  3. Step 3: Cross multiply
    1,585,947.52x = 2,188,640.16 × 897,619.36
  4. Step 4: Simplify right side
    1,585,947.52x = 1,964,565,779,689.50
  5. Step 5: Solve for x
    x = 1,964,565,779,689.50/1,585,947.52
  6. Step 6: Final answer
    x = 1,238,733.16

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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.