Home / 2,005,744.28-2,768,116.07-1,146,137.45

Finding the Fourth Proportional to 2,005,744.28, 2,768,116.07 and 1,146,137.45

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Solution

The fourth proportional to 2,005,744.28, 2,768,116.07 and 1,146,137.45 is: 1,581,777.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,744.28 : 2,768,116.07 = 1,146,137.45 : x
  2. Step 2: Convert to fraction form
    2,005,744.28/2,768,116.07 = 1,146,137.45/x
  3. Step 3: Cross multiply
    2,005,744.28x = 2,768,116.07 × 1,146,137.45
  4. Step 4: Simplify right side
    2,005,744.28x = 3,172,641,482,798.58
  5. Step 5: Solve for x
    x = 3,172,641,482,798.58/2,005,744.28
  6. Step 6: Final answer
    x = 1,581,777.66

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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.