Home / 2,312,980.31-3,192,246.69-1,332,731.60

Finding the Fourth Proportional to 2,312,980.31, 3,192,246.69 and 1,332,731.60

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Solution

The fourth proportional to 2,312,980.31, 3,192,246.69 and 1,332,731.60 is: 1,839,361.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312,980.31 : 3,192,246.69 = 1,332,731.60 : x
  2. Step 2: Convert to fraction form
    2,312,980.31/3,192,246.69 = 1,332,731.60/x
  3. Step 3: Cross multiply
    2,312,980.31x = 3,192,246.69 × 1,332,731.60
  4. Step 4: Simplify right side
    2,312,980.31x = 4,254,408,022,797.17
  5. Step 5: Solve for x
    x = 4,254,408,022,797.17/2,312,980.31
  6. Step 6: Final answer
    x = 1,839,361.98

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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.