Home / 3,113,821.44-4,667,921.28-1,118,810.88

Finding the Fourth Proportional to 3,113,821.44, 4,667,921.28 and 1,118,810.88

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Solution

The fourth proportional to 3,113,821.44, 4,667,921.28 and 1,118,810.88 is: 1,677,206.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,821.44 : 4,667,921.28 = 1,118,810.88 : x
  2. Step 2: Convert to fraction form
    3,113,821.44/4,667,921.28 = 1,118,810.88/x
  3. Step 3: Cross multiply
    3,113,821.44x = 4,667,921.28 × 1,118,810.88
  4. Step 4: Simplify right side
    3,113,821.44x = 5,222,521,115,047.53
  5. Step 5: Solve for x
    x = 5,222,521,115,047.53/3,113,821.44
  6. Step 6: Final answer
    x = 1,677,206.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.