Home / 934,389.22-1,400,427.45-664,086.55

Finding the Fourth Proportional to 934,389.22, 1,400,427.45 and 664,086.55

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Solution

The fourth proportional to 934,389.22, 1,400,427.45 and 664,086.55 is: 995,307.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,389.22 : 1,400,427.45 = 664,086.55 : x
  2. Step 2: Convert to fraction form
    934,389.22/1,400,427.45 = 664,086.55/x
  3. Step 3: Cross multiply
    934,389.22x = 1,400,427.45 × 664,086.55
  4. Step 4: Simplify right side
    934,389.22x = 930,005,033,795.80
  5. Step 5: Solve for x
    x = 930,005,033,795.80/934,389.22
  6. Step 6: Final answer
    x = 995,307.97

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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.