Home / 1,512,507.28-2,269,706.76-613,948.72

Finding the Fourth Proportional to 1,512,507.28, 2,269,706.76 and 613,948.72

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Solution

The fourth proportional to 1,512,507.28, 2,269,706.76 and 613,948.72 is: 921,307.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,507.28 : 2,269,706.76 = 613,948.72 : x
  2. Step 2: Convert to fraction form
    1,512,507.28/2,269,706.76 = 613,948.72/x
  3. Step 3: Cross multiply
    1,512,507.28x = 2,269,706.76 × 613,948.72
  4. Step 4: Simplify right side
    1,512,507.28x = 1,393,483,560,077.35
  5. Step 5: Solve for x
    x = 1,393,483,560,077.35/1,512,507.28
  6. Step 6: Final answer
    x = 921,307.01

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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.