Home / 4,871,837.28-6,723,763.56-2,939,141.64

Finding the Fourth Proportional to 4,871,837.28, 6,723,763.56 and 2,939,141.64

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Solution

The fourth proportional to 4,871,837.28, 6,723,763.56 and 2,939,141.64 is: 4,056,394.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871,837.28 : 6,723,763.56 = 2,939,141.64 : x
  2. Step 2: Convert to fraction form
    4,871,837.28/6,723,763.56 = 2,939,141.64/x
  3. Step 3: Cross multiply
    4,871,837.28x = 6,723,763.56 × 2,939,141.64
  4. Step 4: Simplify right side
    4,871,837.28x = 19,762,093,456,710.64
  5. Step 5: Solve for x
    x = 19,762,093,456,710.64/4,871,837.28
  6. Step 6: Final answer
    x = 4,056,394.40

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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.