Home / 1,804,363-2,490,020.94-1,079,241.28

Finding the Fourth Proportional to 1,804,363, 2,490,020.94 and 1,079,241.28

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Solution

The fourth proportional to 1,804,363, 2,490,020.94 and 1,079,241.28 is: 1,489,352.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,363 : 2,490,020.94 = 1,079,241.28 : x
  2. Step 2: Convert to fraction form
    1,804,363/2,490,020.94 = 1,079,241.28/x
  3. Step 3: Cross multiply
    1,804,363x = 2,490,020.94 × 1,079,241.28
  4. Step 4: Simplify right side
    1,804,363x = 2,687,333,386,512.40
  5. Step 5: Solve for x
    x = 2,687,333,386,512.40/1,804,363
  6. Step 6: Final answer
    x = 1,489,352.97

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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.