Home / 1,820,958.02-2,512,922.57-1,005,162.24

Finding the Fourth Proportional to 1,820,958.02, 2,512,922.57 and 1,005,162.24

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Solution

The fourth proportional to 1,820,958.02, 2,512,922.57 and 1,005,162.24 is: 1,387,124.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,958.02 : 2,512,922.57 = 1,005,162.24 : x
  2. Step 2: Convert to fraction form
    1,820,958.02/2,512,922.57 = 1,005,162.24/x
  3. Step 3: Cross multiply
    1,820,958.02x = 2,512,922.57 × 1,005,162.24
  4. Step 4: Simplify right side
    1,820,958.02x = 2,525,894,874,381.95
  5. Step 5: Solve for x
    x = 2,525,894,874,381.95/1,820,958.02
  6. Step 6: Final answer
    x = 1,387,124.17

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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.