Home / 2,585,184.05-3,878,357.54-788,249.17

Finding the Fourth Proportional to 2,585,184.05, 3,878,357.54 and 788,249.17

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Solution

The fourth proportional to 2,585,184.05, 3,878,357.54 and 788,249.17 is: 1,182,551.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585,184.05 : 3,878,357.54 = 788,249.17 : x
  2. Step 2: Convert to fraction form
    2,585,184.05/3,878,357.54 = 788,249.17/x
  3. Step 3: Cross multiply
    2,585,184.05x = 3,878,357.54 × 788,249.17
  4. Step 4: Simplify right side
    2,585,184.05x = 3,057,112,107,927.00
  5. Step 5: Solve for x
    x = 3,057,112,107,927.00/2,585,184.05
  6. Step 6: Final answer
    x = 1,182,551.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.