Home / 2,948,632.07-4,070,367.86-1,982,322.82

Finding the Fourth Proportional to 2,948,632.07, 4,070,367.86 and 1,982,322.82

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Solution

The fourth proportional to 2,948,632.07, 4,070,367.86 and 1,982,322.82 is: 2,736,449.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,632.07 : 4,070,367.86 = 1,982,322.82 : x
  2. Step 2: Convert to fraction form
    2,948,632.07/4,070,367.86 = 1,982,322.82/x
  3. Step 3: Cross multiply
    2,948,632.07x = 4,070,367.86 × 1,982,322.82
  4. Step 4: Simplify right side
    2,948,632.07x = 8,068,783,089,848.91
  5. Step 5: Solve for x
    x = 8,068,783,089,848.91/2,948,632.07
  6. Step 6: Final answer
    x = 2,736,449.62

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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.