Home / 1,471,683.72-2,207,799.36-512,099.40

Finding the Fourth Proportional to 1,471,683.72, 2,207,799.36 and 512,099.40

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Solution

The fourth proportional to 1,471,683.72, 2,207,799.36 and 512,099.40 is: 768,244.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,683.72 : 2,207,799.36 = 512,099.40 : x
  2. Step 2: Convert to fraction form
    1,471,683.72/2,207,799.36 = 512,099.40/x
  3. Step 3: Cross multiply
    1,471,683.72x = 2,207,799.36 × 512,099.40
  4. Step 4: Simplify right side
    1,471,683.72x = 1,130,612,727,576.38
  5. Step 5: Solve for x
    x = 1,130,612,727,576.38/1,471,683.72
  6. Step 6: Final answer
    x = 768,244.37

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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.