Home / 2,681,713.28-3,700,760.64-1,536,164.48

Finding the Fourth Proportional to 2,681,713.28, 3,700,760.64 and 1,536,164.48

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Solution

The fourth proportional to 2,681,713.28, 3,700,760.64 and 1,536,164.48 is: 2,119,904.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,713.28 : 3,700,760.64 = 1,536,164.48 : x
  2. Step 2: Convert to fraction form
    2,681,713.28/3,700,760.64 = 1,536,164.48/x
  3. Step 3: Cross multiply
    2,681,713.28x = 3,700,760.64 × 1,536,164.48
  4. Step 4: Simplify right side
    2,681,713.28x = 5,684,977,044,150.07
  5. Step 5: Solve for x
    x = 5,684,977,044,150.07/2,681,713.28
  6. Step 6: Final answer
    x = 2,119,904.87

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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.