Home / 2,531,458.68-3,493,278.41-1,385,317.59

Finding the Fourth Proportional to 2,531,458.68, 3,493,278.41 and 1,385,317.59

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Solution

The fourth proportional to 2,531,458.68, 3,493,278.41 and 1,385,317.59 is: 1,911,664.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531,458.68 : 3,493,278.41 = 1,385,317.59 : x
  2. Step 2: Convert to fraction form
    2,531,458.68/3,493,278.41 = 1,385,317.59/x
  3. Step 3: Cross multiply
    2,531,458.68x = 3,493,278.41 × 1,385,317.59
  4. Step 4: Simplify right side
    2,531,458.68x = 4,839,300,021,213.64
  5. Step 5: Solve for x
    x = 4,839,300,021,213.64/2,531,458.68
  6. Step 6: Final answer
    x = 1,911,664.63

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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.