Home / 2,685,307.07-4,027,851.36-663,500.06

Finding the Fourth Proportional to 2,685,307.07, 4,027,851.36 and 663,500.06

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Solution

The fourth proportional to 2,685,307.07, 4,027,851.36 and 663,500.06 is: 995,223.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,307.07 : 4,027,851.36 = 663,500.06 : x
  2. Step 2: Convert to fraction form
    2,685,307.07/4,027,851.36 = 663,500.06/x
  3. Step 3: Cross multiply
    2,685,307.07x = 4,027,851.36 × 663,500.06
  4. Step 4: Simplify right side
    2,685,307.07x = 2,672,479,619,031.08
  5. Step 5: Solve for x
    x = 2,672,479,619,031.08/2,685,307.07
  6. Step 6: Final answer
    x = 995,223.10

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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.