Home / 1,820,894.54-2,512,834.58-1,005,098.42

Finding the Fourth Proportional to 1,820,894.54, 2,512,834.58 and 1,005,098.42

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Solution

The fourth proportional to 1,820,894.54, 2,512,834.58 and 1,005,098.42 is: 1,387,035.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,894.54 : 2,512,834.58 = 1,005,098.42 : x
  2. Step 2: Convert to fraction form
    1,820,894.54/2,512,834.58 = 1,005,098.42/x
  3. Step 3: Cross multiply
    1,820,894.54x = 2,512,834.58 × 1,005,098.42
  4. Step 4: Simplify right side
    1,820,894.54x = 2,525,646,074,874.20
  5. Step 5: Solve for x
    x = 2,525,646,074,874.20/1,820,894.54
  6. Step 6: Final answer
    x = 1,387,035.89

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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.