Home / 3,888,050.88-5,365,639.06-2,122,045.68

Finding the Fourth Proportional to 3,888,050.88, 5,365,639.06 and 2,122,045.68

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Solution

The fourth proportional to 3,888,050.88, 5,365,639.06 and 2,122,045.68 is: 2,928,493.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,050.88 : 5,365,639.06 = 2,122,045.68 : x
  2. Step 2: Convert to fraction form
    3,888,050.88/5,365,639.06 = 2,122,045.68/x
  3. Step 3: Cross multiply
    3,888,050.88x = 5,365,639.06 × 2,122,045.68
  4. Step 4: Simplify right side
    3,888,050.88x = 11,386,131,187,712.26
  5. Step 5: Solve for x
    x = 11,386,131,187,712.26/3,888,050.88
  6. Step 6: Final answer
    x = 2,928,493.36

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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.