Home / 3,818,437.87-5,727,654.74-1,122,785.41

Finding the Fourth Proportional to 3,818,437.87, 5,727,654.74 and 1,122,785.41

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Solution

The fourth proportional to 3,818,437.87, 5,727,654.74 and 1,122,785.41 is: 1,684,177.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,437.87 : 5,727,654.74 = 1,122,785.41 : x
  2. Step 2: Convert to fraction form
    3,818,437.87/5,727,654.74 = 1,122,785.41/x
  3. Step 3: Cross multiply
    3,818,437.87x = 5,727,654.74 × 1,122,785.41
  4. Step 4: Simplify right side
    3,818,437.87x = 6,430,927,169,975.42
  5. Step 5: Solve for x
    x = 6,430,927,169,975.42/3,818,437.87
  6. Step 6: Final answer
    x = 1,684,177.51

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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.