Home / 2,201,130.70-3,302,680.20-782,205.10

Finding the Fourth Proportional to 2,201,130.70, 3,302,680.20 and 782,205.10

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Solution

The fourth proportional to 2,201,130.70, 3,302,680.20 and 782,205.10 is: 1,173,657.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,130.70 : 3,302,680.20 = 782,205.10 : x
  2. Step 2: Convert to fraction form
    2,201,130.70/3,302,680.20 = 782,205.10/x
  3. Step 3: Cross multiply
    2,201,130.70x = 3,302,680.20 × 782,205.10
  4. Step 4: Simplify right side
    2,201,130.70x = 2,583,373,296,109.02
  5. Step 5: Solve for x
    x = 2,583,373,296,109.02/2,201,130.70
  6. Step 6: Final answer
    x = 1,173,657.38

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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.