Home / 2,159,168.22-3,238,756.18-561,728.75

Finding the Fourth Proportional to 2,159,168.22, 3,238,756.18 and 561,728.75

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Solution

The fourth proportional to 2,159,168.22, 3,238,756.18 and 561,728.75 is: 842,594.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,168.22 : 3,238,756.18 = 561,728.75 : x
  2. Step 2: Convert to fraction form
    2,159,168.22/3,238,756.18 = 561,728.75/x
  3. Step 3: Cross multiply
    2,159,168.22x = 3,238,756.18 × 561,728.75
  4. Step 4: Simplify right side
    2,159,168.22x = 1,819,302,442,948.07
  5. Step 5: Solve for x
    x = 1,819,302,442,948.07/2,159,168.22
  6. Step 6: Final answer
    x = 842,594.12

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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.