Home / 1,199,507.16-1,799,576.16-431,082.44

Finding the Fourth Proportional to 1,199,507.16, 1,799,576.16 and 431,082.44

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Solution

The fourth proportional to 1,199,507.16, 1,799,576.16 and 431,082.44 is: 646,737.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,507.16 : 1,799,576.16 = 431,082.44 : x
  2. Step 2: Convert to fraction form
    1,199,507.16/1,799,576.16 = 431,082.44/x
  3. Step 3: Cross multiply
    1,199,507.16x = 1,799,576.16 × 431,082.44
  4. Step 4: Simplify right side
    1,199,507.16x = 775,765,678,152.60
  5. Step 5: Solve for x
    x = 775,765,678,152.60/1,199,507.16
  6. Step 6: Final answer
    x = 646,737.01

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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.