Home / 1,820,007.40-2,511,662.77-1,004,263.63

Finding the Fourth Proportional to 1,820,007.40, 2,511,662.77 and 1,004,263.63

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Solution

The fourth proportional to 1,820,007.40, 2,511,662.77 and 1,004,263.63 is: 1,385,912.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,007.40 : 2,511,662.77 = 1,004,263.63 : x
  2. Step 2: Convert to fraction form
    1,820,007.40/2,511,662.77 = 1,004,263.63/x
  3. Step 3: Cross multiply
    1,820,007.40x = 2,511,662.77 × 1,004,263.63
  4. Step 4: Simplify right side
    1,820,007.40x = 2,522,371,553,156.42
  5. Step 5: Solve for x
    x = 2,522,371,553,156.42/1,820,007.40
  6. Step 6: Final answer
    x = 1,385,912.80

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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.