Home / 3,148,257.96-4,721,227.74-1,125,953.64

Finding the Fourth Proportional to 3,148,257.96, 4,721,227.74 and 1,125,953.64

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Solution

The fourth proportional to 3,148,257.96, 4,721,227.74 and 1,125,953.64 is: 1,688,515.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,257.96 : 4,721,227.74 = 1,125,953.64 : x
  2. Step 2: Convert to fraction form
    3,148,257.96/4,721,227.74 = 1,125,953.64/x
  3. Step 3: Cross multiply
    3,148,257.96x = 4,721,227.74 × 1,125,953.64
  4. Step 4: Simplify right side
    3,148,257.96x = 5,315,883,559,121.97
  5. Step 5: Solve for x
    x = 5,315,883,559,121.97/3,148,257.96
  6. Step 6: Final answer
    x = 1,688,515.88

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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.