Home / 1,943,356.23-2,681,835.21-1,083,972.15

Finding the Fourth Proportional to 1,943,356.23, 2,681,835.21 and 1,083,972.15

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Solution

The fourth proportional to 1,943,356.23, 2,681,835.21 and 1,083,972.15 is: 1,495,883.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,356.23 : 2,681,835.21 = 1,083,972.15 : x
  2. Step 2: Convert to fraction form
    1,943,356.23/2,681,835.21 = 1,083,972.15/x
  3. Step 3: Cross multiply
    1,943,356.23x = 2,681,835.21 × 1,083,972.15
  4. Step 4: Simplify right side
    1,943,356.23x = 2,907,034,678,529.40
  5. Step 5: Solve for x
    x = 2,907,034,678,529.40/1,943,356.23
  6. Step 6: Final answer
    x = 1,495,883.58

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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.