Home / 2,177,527.90-3,266,080.66-661,223.96

Finding the Fourth Proportional to 2,177,527.90, 3,266,080.66 and 661,223.96

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Solution

The fourth proportional to 2,177,527.90, 3,266,080.66 and 661,223.96 is: 991,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,527.90 : 3,266,080.66 = 661,223.96 : x
  2. Step 2: Convert to fraction form
    2,177,527.90/3,266,080.66 = 661,223.96/x
  3. Step 3: Cross multiply
    2,177,527.90x = 3,266,080.66 × 661,223.96
  4. Step 4: Simplify right side
    2,177,527.90x = 2,159,610,768,048.09
  5. Step 5: Solve for x
    x = 2,159,610,768,048.09/2,177,527.90
  6. Step 6: Final answer
    x = 991,771.80

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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.