Home / 3,119,126.40-4,670,816.40-2,048,371.20

Finding the Fourth Proportional to 3,119,126.40, 4,670,816.40 and 2,048,371.20

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Solution

The fourth proportional to 3,119,126.40, 4,670,816.40 and 2,048,371.20 is: 3,067,386.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,126.40 : 4,670,816.40 = 2,048,371.20 : x
  2. Step 2: Convert to fraction form
    3,119,126.40/4,670,816.40 = 2,048,371.20/x
  3. Step 3: Cross multiply
    3,119,126.40x = 4,670,816.40 × 2,048,371.20
  4. Step 4: Simplify right side
    3,119,126.40x = 9,567,565,794,247.68
  5. Step 5: Solve for x
    x = 9,567,565,794,247.68/3,119,126.40
  6. Step 6: Final answer
    x = 3,067,386.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.