Home / 2,144,646.99-2,958,872.85-1,370,730.78

Finding the Fourth Proportional to 2,144,646.99, 2,958,872.85 and 1,370,730.78

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Solution

The fourth proportional to 2,144,646.99, 2,958,872.85 and 1,370,730.78 is: 1,891,135.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,646.99 : 2,958,872.85 = 1,370,730.78 : x
  2. Step 2: Convert to fraction form
    2,144,646.99/2,958,872.85 = 1,370,730.78/x
  3. Step 3: Cross multiply
    2,144,646.99x = 2,958,872.85 × 1,370,730.78
  4. Step 4: Simplify right side
    2,144,646.99x = 4,055,818,089,601.32
  5. Step 5: Solve for x
    x = 4,055,818,089,601.32/2,144,646.99
  6. Step 6: Final answer
    x = 1,891,135.51

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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.