Home / 1,149,783.90-1,723,368.02-699,512.22

Finding the Fourth Proportional to 1,149,783.90, 1,723,368.02 and 699,512.22

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Solution

The fourth proportional to 1,149,783.90, 1,723,368.02 and 699,512.22 is: 1,048,472.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,783.90 : 1,723,368.02 = 699,512.22 : x
  2. Step 2: Convert to fraction form
    1,149,783.90/1,723,368.02 = 699,512.22/x
  3. Step 3: Cross multiply
    1,149,783.90x = 1,723,368.02 × 699,512.22
  4. Step 4: Simplify right side
    1,149,783.90x = 1,205,516,986,049.64
  5. Step 5: Solve for x
    x = 1,205,516,986,049.64/1,149,783.90
  6. Step 6: Final answer
    x = 1,048,472.66

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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.