Home / 3,850,681.40-5,313,738.24-2,108,016.70

Finding the Fourth Proportional to 3,850,681.40, 5,313,738.24 and 2,108,016.70

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Solution

The fourth proportional to 3,850,681.40, 5,313,738.24 and 2,108,016.70 is: 2,908,952.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850,681.40 : 5,313,738.24 = 2,108,016.70 : x
  2. Step 2: Convert to fraction form
    3,850,681.40/5,313,738.24 = 2,108,016.70/x
  3. Step 3: Cross multiply
    3,850,681.40x = 5,313,738.24 × 2,108,016.70
  4. Step 4: Simplify right side
    3,850,681.40x = 11,201,448,922,779.92
  5. Step 5: Solve for x
    x = 11,201,448,922,779.92/3,850,681.40
  6. Step 6: Final answer
    x = 2,908,952.41

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1.5x scale

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.