Home / 1,149,771.00-1,586,332.76-666,242.72

Finding the Fourth Proportional to 1,149,771.00, 1,586,332.76 and 666,242.72

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Solution

The fourth proportional to 1,149,771.00, 1,586,332.76 and 666,242.72 is: 919,211.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,771.00 : 1,586,332.76 = 666,242.72 : x
  2. Step 2: Convert to fraction form
    1,149,771.00/1,586,332.76 = 666,242.72/x
  3. Step 3: Cross multiply
    1,149,771.00x = 1,586,332.76 × 666,242.72
  4. Step 4: Simplify right side
    1,149,771.00x = 1,056,882,647,533.38
  5. Step 5: Solve for x
    x = 1,056,882,647,533.38/1,149,771.00
  6. Step 6: Final answer
    x = 919,211.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.