Home / 1,636,627.82-2,259,580.32-1,206,158.18

Finding the Fourth Proportional to 1,636,627.82, 2,259,580.32 and 1,206,158.18

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Solution

The fourth proportional to 1,636,627.82, 2,259,580.32 and 1,206,158.18 is: 1,665,260.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,627.82 : 2,259,580.32 = 1,206,158.18 : x
  2. Step 2: Convert to fraction form
    1,636,627.82/2,259,580.32 = 1,206,158.18/x
  3. Step 3: Cross multiply
    1,636,627.82x = 2,259,580.32 × 1,206,158.18
  4. Step 4: Simplify right side
    1,636,627.82x = 2,725,411,275,037.12
  5. Step 5: Solve for x
    x = 2,725,411,275,037.12/1,636,627.82
  6. Step 6: Final answer
    x = 1,665,260.27

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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.