Home / 1,943,042.13-2,680,483.01-1,263,730.77

Finding the Fourth Proportional to 1,943,042.13, 2,680,483.01 and 1,263,730.77

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Solution

The fourth proportional to 1,943,042.13, 2,680,483.01 and 1,263,730.77 is: 1,743,353.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,042.13 : 2,680,483.01 = 1,263,730.77 : x
  2. Step 2: Convert to fraction form
    1,943,042.13/2,680,483.01 = 1,263,730.77/x
  3. Step 3: Cross multiply
    1,943,042.13x = 2,680,483.01 × 1,263,730.77
  4. Step 4: Simplify right side
    1,943,042.13x = 3,387,408,851,880.56
  5. Step 5: Solve for x
    x = 3,387,408,851,880.56/1,943,042.13
  6. Step 6: Final answer
    x = 1,743,353.27

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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.