Home / 2,719,466.39-4,079,664.33-1,121,155.76

Finding the Fourth Proportional to 2,719,466.39, 4,079,664.33 and 1,121,155.76

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Solution

The fourth proportional to 2,719,466.39, 4,079,664.33 and 1,121,155.76 is: 1,681,925.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,466.39 : 4,079,664.33 = 1,121,155.76 : x
  2. Step 2: Convert to fraction form
    2,719,466.39/4,079,664.33 = 1,121,155.76/x
  3. Step 3: Cross multiply
    2,719,466.39x = 4,079,664.33 × 1,121,155.76
  4. Step 4: Simplify right side
    2,719,466.39x = 4,573,939,168,440.87
  5. Step 5: Solve for x
    x = 4,573,939,168,440.87/2,719,466.39
  6. Step 6: Final answer
    x = 1,681,925.24

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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.