Home / 1,625,706.24-2,438,165.52-678,563.52

Finding the Fourth Proportional to 1,625,706.24, 2,438,165.52 and 678,563.52

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Solution

The fourth proportional to 1,625,706.24, 2,438,165.52 and 678,563.52 is: 1,017,680.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,706.24 : 2,438,165.52 = 678,563.52 : x
  2. Step 2: Convert to fraction form
    1,625,706.24/2,438,165.52 = 678,563.52/x
  3. Step 3: Cross multiply
    1,625,706.24x = 2,438,165.52 × 678,563.52
  4. Step 4: Simplify right side
    1,625,706.24x = 1,654,450,177,593.83
  5. Step 5: Solve for x
    x = 1,654,450,177,593.83/1,625,706.24
  6. Step 6: Final answer
    x = 1,017,680.89

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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.