Home / 1,943,043.13-2,680,484.38-1,263,731.77

Finding the Fourth Proportional to 1,943,043.13, 2,680,484.38 and 1,263,731.77

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Solution

The fourth proportional to 1,943,043.13, 2,680,484.38 and 1,263,731.77 is: 1,743,354.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,043.13 : 2,680,484.38 = 1,263,731.77 : x
  2. Step 2: Convert to fraction form
    1,943,043.13/2,680,484.38 = 1,263,731.77/x
  3. Step 3: Cross multiply
    1,943,043.13x = 2,680,484.38 × 1,263,731.77
  4. Step 4: Simplify right side
    1,943,043.13x = 3,387,413,269,994.75
  5. Step 5: Solve for x
    x = 3,387,413,269,994.75/1,943,043.13
  6. Step 6: Final answer
    x = 1,743,354.65

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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.