Home / 3,785,247.12-5,223,650.40-2,066,368.80

Finding the Fourth Proportional to 3,785,247.12, 5,223,650.40 and 2,066,368.80

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Solution

The fourth proportional to 3,785,247.12, 5,223,650.40 and 2,066,368.80 is: 2,851,594.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,247.12 : 5,223,650.40 = 2,066,368.80 : x
  2. Step 2: Convert to fraction form
    3,785,247.12/5,223,650.40 = 2,066,368.80/x
  3. Step 3: Cross multiply
    3,785,247.12x = 5,223,650.40 × 2,066,368.80
  4. Step 4: Simplify right side
    3,785,247.12x = 10,793,988,208,667.52
  5. Step 5: Solve for x
    x = 10,793,988,208,667.52/3,785,247.12
  6. Step 6: Final answer
    x = 2,851,594.06

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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.