Home / 1,750,029.72-2,624,823.12-685,819.11

Finding the Fourth Proportional to 1,750,029.72, 2,624,823.12 and 685,819.11

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Solution

The fourth proportional to 1,750,029.72, 2,624,823.12 and 685,819.11 is: 1,028,641.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,029.72 : 2,624,823.12 = 685,819.11 : x
  2. Step 2: Convert to fraction form
    1,750,029.72/2,624,823.12 = 685,819.11/x
  3. Step 3: Cross multiply
    1,750,029.72x = 2,624,823.12 × 685,819.11
  4. Step 4: Simplify right side
    1,750,029.72x = 1,800,153,856,065.82
  5. Step 5: Solve for x
    x = 1,800,153,856,065.82/1,750,029.72
  6. Step 6: Final answer
    x = 1,028,641.88

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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.