Home / 2,688,513.78-4,032,770.70-795,107.58

Finding the Fourth Proportional to 2,688,513.78, 4,032,770.70 and 795,107.58

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Solution

The fourth proportional to 2,688,513.78, 4,032,770.70 and 795,107.58 is: 1,192,661.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,513.78 : 4,032,770.70 = 795,107.58 : x
  2. Step 2: Convert to fraction form
    2,688,513.78/4,032,770.70 = 795,107.58/x
  3. Step 3: Cross multiply
    2,688,513.78x = 4,032,770.70 × 795,107.58
  4. Step 4: Simplify right side
    2,688,513.78x = 3,206,486,551,971.91
  5. Step 5: Solve for x
    x = 3,206,486,551,971.91/2,688,513.78
  6. Step 6: Final answer
    x = 1,192,661.38

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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.