Home / 1,133,116.40-1,699,674.60-654,163.40

Finding the Fourth Proportional to 1,133,116.40, 1,699,674.60 and 654,163.40

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Solution

The fourth proportional to 1,133,116.40, 1,699,674.60 and 654,163.40 is: 981,245.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,116.40 : 1,699,674.60 = 654,163.40 : x
  2. Step 2: Convert to fraction form
    1,133,116.40/1,699,674.60 = 654,163.40/x
  3. Step 3: Cross multiply
    1,133,116.40x = 1,699,674.60 × 654,163.40
  4. Step 4: Simplify right side
    1,133,116.40x = 1,111,864,915,229.64
  5. Step 5: Solve for x
    x = 1,111,864,915,229.64/1,133,116.40
  6. Step 6: Final answer
    x = 981,245.10

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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.