Home / 3,019,491.72-4,167,013.79-1,730,581.45

Finding the Fourth Proportional to 3,019,491.72, 4,167,013.79 and 1,730,581.45

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Solution

The fourth proportional to 3,019,491.72, 4,167,013.79 and 1,730,581.45 is: 2,388,268.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,491.72 : 4,167,013.79 = 1,730,581.45 : x
  2. Step 2: Convert to fraction form
    3,019,491.72/4,167,013.79 = 1,730,581.45/x
  3. Step 3: Cross multiply
    3,019,491.72x = 4,167,013.79 × 1,730,581.45
  4. Step 4: Simplify right side
    3,019,491.72x = 7,211,356,747,797.75
  5. Step 5: Solve for x
    x = 7,211,356,747,797.75/3,019,491.72
  6. Step 6: Final answer
    x = 2,388,268.43

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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.