Home / 2,477,700.23-3,419,249.66-1,389,995.17

Finding the Fourth Proportional to 2,477,700.23, 3,419,249.66 and 1,389,995.17

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Solution

The fourth proportional to 2,477,700.23, 3,419,249.66 and 1,389,995.17 is: 1,918,206.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477,700.23 : 3,419,249.66 = 1,389,995.17 : x
  2. Step 2: Convert to fraction form
    2,477,700.23/3,419,249.66 = 1,389,995.17/x
  3. Step 3: Cross multiply
    2,477,700.23x = 3,419,249.66 × 1,389,995.17
  4. Step 4: Simplify right side
    2,477,700.23x = 4,752,740,502,138.52
  5. Step 5: Solve for x
    x = 4,752,740,502,138.52/2,477,700.23
  6. Step 6: Final answer
    x = 1,918,206.43

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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.