Home / 1,107,910.60-1,663,709.10-609,632.20

Finding the Fourth Proportional to 1,107,910.60, 1,663,709.10 and 609,632.20

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Solution

The fourth proportional to 1,107,910.60, 1,663,709.10 and 609,632.20 is: 915,462.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,910.60 : 1,663,709.10 = 609,632.20 : x
  2. Step 2: Convert to fraction form
    1,107,910.60/1,663,709.10 = 609,632.20/x
  3. Step 3: Cross multiply
    1,107,910.60x = 1,663,709.10 × 609,632.20
  4. Step 4: Simplify right side
    1,107,910.60x = 1,014,250,638,793.02
  5. Step 5: Solve for x
    x = 1,014,250,638,793.02/1,107,910.60
  6. Step 6: Final answer
    x = 915,462.53

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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.