Home / 1,804,362-2,490,019.56-1,079,240.28

Finding the Fourth Proportional to 1,804,362, 2,490,019.56 and 1,079,240.28

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Solution

The fourth proportional to 1,804,362, 2,490,019.56 and 1,079,240.28 is: 1,489,351.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,362 : 2,490,019.56 = 1,079,240.28 : x
  2. Step 2: Convert to fraction form
    1,804,362/2,490,019.56 = 1,079,240.28/x
  3. Step 3: Cross multiply
    1,804,362x = 2,490,019.56 × 1,079,240.28
  4. Step 4: Simplify right side
    1,804,362x = 2,687,329,407,139.88
  5. Step 5: Solve for x
    x = 2,687,329,407,139.88/1,804,362
  6. Step 6: Final answer
    x = 1,489,351.59

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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.