Home / 3,218,442.50-4,441,497.72-1,748,378.36

Finding the Fourth Proportional to 3,218,442.50, 4,441,497.72 and 1,748,378.36

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Solution

The fourth proportional to 3,218,442.50, 4,441,497.72 and 1,748,378.36 is: 2,412,787.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,442.50 : 4,441,497.72 = 1,748,378.36 : x
  2. Step 2: Convert to fraction form
    3,218,442.50/4,441,497.72 = 1,748,378.36/x
  3. Step 3: Cross multiply
    3,218,442.50x = 4,441,497.72 × 1,748,378.36
  4. Step 4: Simplify right side
    3,218,442.50x = 7,765,418,499,637.34
  5. Step 5: Solve for x
    x = 7,765,418,499,637.34/3,218,442.50
  6. Step 6: Final answer
    x = 2,412,787.71

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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.