Home / 1,100,535.90-1,650,803.85-726,558.90

Finding the Fourth Proportional to 1,100,535.90, 1,650,803.85 and 726,558.90

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Solution

The fourth proportional to 1,100,535.90, 1,650,803.85 and 726,558.90 is: 1,089,838.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,535.90 : 1,650,803.85 = 726,558.90 : x
  2. Step 2: Convert to fraction form
    1,100,535.90/1,650,803.85 = 726,558.90/x
  3. Step 3: Cross multiply
    1,100,535.90x = 1,650,803.85 × 726,558.90
  4. Step 4: Simplify right side
    1,100,535.90x = 1,199,406,229,371.77
  5. Step 5: Solve for x
    x = 1,199,406,229,371.77/1,100,535.90
  6. Step 6: Final answer
    x = 1,089,838.35

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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.