Home / 1,593,819.22-2,199,521.90-905,478.52

Finding the Fourth Proportional to 1,593,819.22, 2,199,521.90 and 905,478.52

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Solution

The fourth proportional to 1,593,819.22, 2,199,521.90 and 905,478.52 is: 1,249,589.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593,819.22 : 2,199,521.90 = 905,478.52 : x
  2. Step 2: Convert to fraction form
    1,593,819.22/2,199,521.90 = 905,478.52/x
  3. Step 3: Cross multiply
    1,593,819.22x = 2,199,521.90 × 905,478.52
  4. Step 4: Simplify right side
    1,593,819.22x = 1,991,619,834,719.59
  5. Step 5: Solve for x
    x = 1,991,619,834,719.59/1,593,819.22
  6. Step 6: Final answer
    x = 1,249,589.55

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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.