Home / 741,873.80-1,112,810.70-734,000.60

Finding the Fourth Proportional to 741,873.80, 1,112,810.70 and 734,000.60

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Solution

The fourth proportional to 741,873.80, 1,112,810.70 and 734,000.60 is: 1,101,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,873.80 : 1,112,810.70 = 734,000.60 : x
  2. Step 2: Convert to fraction form
    741,873.80/1,112,810.70 = 734,000.60/x
  3. Step 3: Cross multiply
    741,873.80x = 1,112,810.70 × 734,000.60
  4. Step 4: Simplify right side
    741,873.80x = 816,803,721,486.42
  5. Step 5: Solve for x
    x = 816,803,721,486.42/741,873.80
  6. Step 6: Final answer
    x = 1,101,000.90

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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.