Home / 1,516,518.57-2,274,530.60-505,648.90

Finding the Fourth Proportional to 1,516,518.57, 2,274,530.60 and 505,648.90

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Solution

The fourth proportional to 1,516,518.57, 2,274,530.60 and 505,648.90 is: 758,390.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,518.57 : 2,274,530.60 = 505,648.90 : x
  2. Step 2: Convert to fraction form
    1,516,518.57/2,274,530.60 = 505,648.90/x
  3. Step 3: Cross multiply
    1,516,518.57x = 2,274,530.60 × 505,648.90
  4. Step 4: Simplify right side
    1,516,518.57x = 1,150,113,900,013.63
  5. Step 5: Solve for x
    x = 1,150,113,900,013.63/1,516,518.57
  6. Step 6: Final answer
    x = 758,390.91

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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.