Home / 1,646,783.11-2,272,799.33-948,928.16

Finding the Fourth Proportional to 1,646,783.11, 2,272,799.33 and 948,928.16

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Solution

The fourth proportional to 1,646,783.11, 2,272,799.33 and 948,928.16 is: 1,309,658.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,783.11 : 2,272,799.33 = 948,928.16 : x
  2. Step 2: Convert to fraction form
    1,646,783.11/2,272,799.33 = 948,928.16/x
  3. Step 3: Cross multiply
    1,646,783.11x = 2,272,799.33 × 948,928.16
  4. Step 4: Simplify right side
    1,646,783.11x = 2,156,723,286,266.13
  5. Step 5: Solve for x
    x = 2,156,723,286,266.13/1,646,783.11
  6. Step 6: Final answer
    x = 1,309,658.37

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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.