Home / 1,126,483.92-1,554,563.88-673,687.44

Finding the Fourth Proportional to 1,126,483.92, 1,554,563.88 and 673,687.44

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Solution

The fourth proportional to 1,126,483.92, 1,554,563.88 and 673,687.44 is: 929,698.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,483.92 : 1,554,563.88 = 673,687.44 : x
  2. Step 2: Convert to fraction form
    1,126,483.92/1,554,563.88 = 673,687.44/x
  3. Step 3: Cross multiply
    1,126,483.92x = 1,554,563.88 × 673,687.44
  4. Step 4: Simplify right side
    1,126,483.92x = 1,047,290,160,633.67
  5. Step 5: Solve for x
    x = 1,047,290,160,633.67/1,126,483.92
  6. Step 6: Final answer
    x = 929,698.28

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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.