Home / 1,110,704.80-1,666,057.20-637,000.60

Finding the Fourth Proportional to 1,110,704.80, 1,666,057.20 and 637,000.60

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Solution

The fourth proportional to 1,110,704.80, 1,666,057.20 and 637,000.60 is: 955,500.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,704.80 : 1,666,057.20 = 637,000.60 : x
  2. Step 2: Convert to fraction form
    1,110,704.80/1,666,057.20 = 637,000.60/x
  3. Step 3: Cross multiply
    1,110,704.80x = 1,666,057.20 × 637,000.60
  4. Step 4: Simplify right side
    1,110,704.80x = 1,061,279,436,034.32
  5. Step 5: Solve for x
    x = 1,061,279,436,034.32/1,110,704.80
  6. Step 6: Final answer
    x = 955,500.90

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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.