Home / 2,281,693.48-3,422,996.91-842,385.65

Finding the Fourth Proportional to 2,281,693.48, 3,422,996.91 and 842,385.65

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Solution

The fourth proportional to 2,281,693.48, 3,422,996.91 and 842,385.65 is: 1,263,747.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,693.48 : 3,422,996.91 = 842,385.65 : x
  2. Step 2: Convert to fraction form
    2,281,693.48/3,422,996.91 = 842,385.65/x
  3. Step 3: Cross multiply
    2,281,693.48x = 3,422,996.91 × 842,385.65
  4. Step 4: Simplify right side
    2,281,693.48x = 2,883,483,459,863.36
  5. Step 5: Solve for x
    x = 2,883,483,459,863.36/2,281,693.48
  6. Step 6: Final answer
    x = 1,263,747.08

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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.