Home / 1,108,258.49-1,662,387.73-855,907.04

Finding the Fourth Proportional to 1,108,258.49, 1,662,387.73 and 855,907.04

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Solution

The fourth proportional to 1,108,258.49, 1,662,387.73 and 855,907.04 is: 1,283,860.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,258.49 : 1,662,387.73 = 855,907.04 : x
  2. Step 2: Convert to fraction form
    1,108,258.49/1,662,387.73 = 855,907.04/x
  3. Step 3: Cross multiply
    1,108,258.49x = 1,662,387.73 × 855,907.04
  4. Step 4: Simplify right side
    1,108,258.49x = 1,422,849,363,332.82
  5. Step 5: Solve for x
    x = 1,422,849,363,332.82/1,108,258.49
  6. Step 6: Final answer
    x = 1,283,860.56

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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.