Home / 1,568,000.70-2,352,001.05-929,331.90

Finding the Fourth Proportional to 1,568,000.70, 2,352,001.05 and 929,331.90

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Solution

The fourth proportional to 1,568,000.70, 2,352,001.05 and 929,331.90 is: 1,393,997.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,000.70 : 2,352,001.05 = 929,331.90 : x
  2. Step 2: Convert to fraction form
    1,568,000.70/2,352,001.05 = 929,331.90/x
  3. Step 3: Cross multiply
    1,568,000.70x = 2,352,001.05 × 929,331.90
  4. Step 4: Simplify right side
    1,568,000.70x = 2,185,789,604,598.50
  5. Step 5: Solve for x
    x = 2,185,789,604,598.50/1,568,000.70
  6. Step 6: Final answer
    x = 1,393,997.85

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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.