Home / 1,085,000.10-1,627,500.15-1,029,704.10

Finding the Fourth Proportional to 1,085,000.10, 1,627,500.15 and 1,029,704.10

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Solution

The fourth proportional to 1,085,000.10, 1,627,500.15 and 1,029,704.10 is: 1,544,556.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,000.10 : 1,627,500.15 = 1,029,704.10 : x
  2. Step 2: Convert to fraction form
    1,085,000.10/1,627,500.15 = 1,029,704.10/x
  3. Step 3: Cross multiply
    1,085,000.10x = 1,627,500.15 × 1,029,704.10
  4. Step 4: Simplify right side
    1,085,000.10x = 1,675,843,577,205.61
  5. Step 5: Solve for x
    x = 1,675,843,577,205.61/1,085,000.10
  6. Step 6: Final answer
    x = 1,544,556.15

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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.