Home / 3,841,336.80-5,301,033.84-2,122,445.07

Finding the Fourth Proportional to 3,841,336.80, 5,301,033.84 and 2,122,445.07

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Solution

The fourth proportional to 3,841,336.80, 5,301,033.84 and 2,122,445.07 is: 2,928,968.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841,336.80 : 5,301,033.84 = 2,122,445.07 : x
  2. Step 2: Convert to fraction form
    3,841,336.80/5,301,033.84 = 2,122,445.07/x
  3. Step 3: Cross multiply
    3,841,336.80x = 5,301,033.84 × 2,122,445.07
  4. Step 4: Simplify right side
    3,841,336.80x = 11,251,153,139,611.17
  5. Step 5: Solve for x
    x = 11,251,153,139,611.17/3,841,336.80
  6. Step 6: Final answer
    x = 2,928,968.15

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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.