Home / 2,001,289.43-2,761,728.28-1,118,245.66

Finding the Fourth Proportional to 2,001,289.43, 2,761,728.28 and 1,118,245.66

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Solution

The fourth proportional to 2,001,289.43, 2,761,728.28 and 1,118,245.66 is: 1,543,150.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001,289.43 : 2,761,728.28 = 1,118,245.66 : x
  2. Step 2: Convert to fraction form
    2,001,289.43/2,761,728.28 = 1,118,245.66/x
  3. Step 3: Cross multiply
    2,001,289.43x = 2,761,728.28 × 1,118,245.66
  4. Step 4: Simplify right side
    2,001,289.43x = 3,088,290,653,509.33
  5. Step 5: Solve for x
    x = 3,088,290,653,509.33/2,001,289.43
  6. Step 6: Final answer
    x = 1,543,150.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.