Home / 1,997,666.55-2,993,055.30-930,519.90

Finding the Fourth Proportional to 1,997,666.55, 2,993,055.30 and 930,519.90

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Solution

The fourth proportional to 1,997,666.55, 2,993,055.30 and 930,519.90 is: 1,394,175.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,666.55 : 2,993,055.30 = 930,519.90 : x
  2. Step 2: Convert to fraction form
    1,997,666.55/2,993,055.30 = 930,519.90/x
  3. Step 3: Cross multiply
    1,997,666.55x = 2,993,055.30 × 930,519.90
  4. Step 4: Simplify right side
    1,997,666.55x = 2,785,097,518,450.47
  5. Step 5: Solve for x
    x = 2,785,097,518,450.47/1,997,666.55
  6. Step 6: Final answer
    x = 1,394,175.38

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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.