Home / 1,204,400.98-1,657,901.01-1,040,982.40

Finding the Fourth Proportional to 1,204,400.98, 1,657,901.01 and 1,040,982.40

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Solution

The fourth proportional to 1,204,400.98, 1,657,901.01 and 1,040,982.40 is: 1,432,949.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,400.98 : 1,657,901.01 = 1,040,982.40 : x
  2. Step 2: Convert to fraction form
    1,204,400.98/1,657,901.01 = 1,040,982.40/x
  3. Step 3: Cross multiply
    1,204,400.98x = 1,657,901.01 × 1,040,982.40
  4. Step 4: Simplify right side
    1,204,400.98x = 1,725,845,772,352.22
  5. Step 5: Solve for x
    x = 1,725,845,772,352.22/1,204,400.98
  6. Step 6: Final answer
    x = 1,432,949.49

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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.