Home / 1,963,042.49-2,709,002.85-1,103,609.81

Finding the Fourth Proportional to 1,963,042.49, 2,709,002.85 and 1,103,609.81

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Solution

The fourth proportional to 1,963,042.49, 2,709,002.85 and 1,103,609.81 is: 1,522,983.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,042.49 : 2,709,002.85 = 1,103,609.81 : x
  2. Step 2: Convert to fraction form
    1,963,042.49/2,709,002.85 = 1,103,609.81/x
  3. Step 3: Cross multiply
    1,963,042.49x = 2,709,002.85 × 1,103,609.81
  4. Step 4: Simplify right side
    1,963,042.49x = 2,989,682,120,577.96
  5. Step 5: Solve for x
    x = 2,989,682,120,577.96/1,963,042.49
  6. Step 6: Final answer
    x = 1,522,983.91

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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.