Home / 2,091,302.20-3,136,325.10-743,287.60

Finding the Fourth Proportional to 2,091,302.20, 3,136,325.10 and 743,287.60

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Solution

The fourth proportional to 2,091,302.20, 3,136,325.10 and 743,287.60 is: 1,114,708.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,302.20 : 3,136,325.10 = 743,287.60 : x
  2. Step 2: Convert to fraction form
    2,091,302.20/3,136,325.10 = 743,287.60/x
  3. Step 3: Cross multiply
    2,091,302.20x = 3,136,325.10 × 743,287.60
  4. Step 4: Simplify right side
    2,091,302.20x = 2,331,191,556,398.76
  5. Step 5: Solve for x
    x = 2,331,191,556,398.76/2,091,302.20
  6. Step 6: Final answer
    x = 1,114,708.13

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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.