Home / 2,928,494.64-4,041,407.04-1,639,327.32

Finding the Fourth Proportional to 2,928,494.64, 4,041,407.04 and 1,639,327.32

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Solution

The fourth proportional to 2,928,494.64, 4,041,407.04 and 1,639,327.32 is: 2,262,318.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,494.64 : 4,041,407.04 = 1,639,327.32 : x
  2. Step 2: Convert to fraction form
    2,928,494.64/4,041,407.04 = 1,639,327.32/x
  3. Step 3: Cross multiply
    2,928,494.64x = 4,041,407.04 × 1,639,327.32
  4. Step 4: Simplify right side
    2,928,494.64x = 6,625,188,971,912.33
  5. Step 5: Solve for x
    x = 6,625,188,971,912.33/2,928,494.64
  6. Step 6: Final answer
    x = 2,262,318.97

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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.