Home / 2,564,921.44-3,847,582.50-859,071.16

Finding the Fourth Proportional to 2,564,921.44, 3,847,582.50 and 859,071.16

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Solution

The fourth proportional to 2,564,921.44, 3,847,582.50 and 859,071.16 is: 1,288,673.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564,921.44 : 3,847,582.50 = 859,071.16 : x
  2. Step 2: Convert to fraction form
    2,564,921.44/3,847,582.50 = 859,071.16/x
  3. Step 3: Cross multiply
    2,564,921.44x = 3,847,582.50 × 859,071.16
  4. Step 4: Simplify right side
    2,564,921.44x = 3,305,347,161,470.70
  5. Step 5: Solve for x
    x = 3,305,347,161,470.70/2,564,921.44
  6. Step 6: Final answer
    x = 1,288,673.84

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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.