Home / 3,637,261.80-5,019,720.12-2,005,988.22

Finding the Fourth Proportional to 3,637,261.80, 5,019,720.12 and 2,005,988.22

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Solution

The fourth proportional to 3,637,261.80, 5,019,720.12 and 2,005,988.22 is: 2,768,428.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637,261.80 : 5,019,720.12 = 2,005,988.22 : x
  2. Step 2: Convert to fraction form
    3,637,261.80/5,019,720.12 = 2,005,988.22/x
  3. Step 3: Cross multiply
    3,637,261.80x = 5,019,720.12 × 2,005,988.22
  4. Step 4: Simplify right side
    3,637,261.80x = 10,069,499,428,416.99
  5. Step 5: Solve for x
    x = 10,069,499,428,416.99/3,637,261.80
  6. Step 6: Final answer
    x = 2,768,428.55

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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.