Home / 3,785,407.79-5,223,836.18-2,066,528.31

Finding the Fourth Proportional to 3,785,407.79, 5,223,836.18 and 2,066,528.31

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Solution

The fourth proportional to 3,785,407.79, 5,223,836.18 and 2,066,528.31 is: 2,851,794.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,407.79 : 5,223,836.18 = 2,066,528.31 : x
  2. Step 2: Convert to fraction form
    3,785,407.79/5,223,836.18 = 2,066,528.31/x
  3. Step 3: Cross multiply
    3,785,407.79x = 5,223,836.18 × 2,066,528.31
  4. Step 4: Simplify right side
    3,785,407.79x = 10,795,205,350,189.10
  5. Step 5: Solve for x
    x = 10,795,205,350,189.10/3,785,407.79
  6. Step 6: Final answer
    x = 2,851,794.56

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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.