Home / 4,659,895.07-6,990,246.25-1,422,161.15

Finding the Fourth Proportional to 4,659,895.07, 6,990,246.25 and 1,422,161.15

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Solution

The fourth proportional to 4,659,895.07, 6,990,246.25 and 1,422,161.15 is: 2,133,364.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,659,895.07 : 6,990,246.25 = 1,422,161.15 : x
  2. Step 2: Convert to fraction form
    4,659,895.07/6,990,246.25 = 1,422,161.15/x
  3. Step 3: Cross multiply
    4,659,895.07x = 6,990,246.25 × 1,422,161.15
  4. Step 4: Simplify right side
    4,659,895.07x = 9,941,256,615,176.21
  5. Step 5: Solve for x
    x = 9,941,256,615,176.21/4,659,895.07
  6. Step 6: Final answer
    x = 2,133,364.91

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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.