Home / 2,079,441.76-3,112,065.60-1,742,862.64

Finding the Fourth Proportional to 2,079,441.76, 3,112,065.60 and 1,742,862.64

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Solution

The fourth proportional to 2,079,441.76, 3,112,065.60 and 1,742,862.64 is: 2,608,345.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,441.76 : 3,112,065.60 = 1,742,862.64 : x
  2. Step 2: Convert to fraction form
    2,079,441.76/3,112,065.60 = 1,742,862.64/x
  3. Step 3: Cross multiply
    2,079,441.76x = 3,112,065.60 × 1,742,862.64
  4. Step 4: Simplify right side
    2,079,441.76x = 5,423,902,867,469.18
  5. Step 5: Solve for x
    x = 5,423,902,867,469.18/2,079,441.76
  6. Step 6: Final answer
    x = 2,608,345.65

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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.