Home / 4,155,795.40-6,222,432.48-2,157,052.36

Finding the Fourth Proportional to 4,155,795.40, 6,222,432.48 and 2,157,052.36

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Solution

The fourth proportional to 4,155,795.40, 6,222,432.48 and 2,157,052.36 is: 3,229,733.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155,795.40 : 6,222,432.48 = 2,157,052.36 : x
  2. Step 2: Convert to fraction form
    4,155,795.40/6,222,432.48 = 2,157,052.36/x
  3. Step 3: Cross multiply
    4,155,795.40x = 6,222,432.48 × 2,157,052.36
  4. Step 4: Simplify right side
    4,155,795.40x = 13,422,112,665,924.65
  5. Step 5: Solve for x
    x = 13,422,112,665,924.65/4,155,795.40
  6. Step 6: Final answer
    x = 3,229,733.75

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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.