Home / 2,177,905.24-3,266,856.84-661,582.28

Finding the Fourth Proportional to 2,177,905.24, 3,266,856.84 and 661,582.28

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Solution

The fourth proportional to 2,177,905.24, 3,266,856.84 and 661,582.28 is: 992,373.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,905.24 : 3,266,856.84 = 661,582.28 : x
  2. Step 2: Convert to fraction form
    2,177,905.24/3,266,856.84 = 661,582.28/x
  3. Step 3: Cross multiply
    2,177,905.24x = 3,266,856.84 × 661,582.28
  4. Step 4: Simplify right side
    2,177,905.24x = 2,161,294,596,640.80
  5. Step 5: Solve for x
    x = 2,161,294,596,640.80/2,177,905.24
  6. Step 6: Final answer
    x = 992,373.11

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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.