Home / 4,472,391.65-6,708,645.80-1,277,622.05

Finding the Fourth Proportional to 4,472,391.65, 6,708,645.80 and 1,277,622.05

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Solution

The fourth proportional to 4,472,391.65, 6,708,645.80 and 1,277,622.05 is: 1,916,449.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472,391.65 : 6,708,645.80 = 1,277,622.05 : x
  2. Step 2: Convert to fraction form
    4,472,391.65/6,708,645.80 = 1,277,622.05/x
  3. Step 3: Cross multiply
    4,472,391.65x = 6,708,645.80 × 1,277,622.05
  4. Step 4: Simplify right side
    4,472,391.65x = 8,571,113,793,331.78
  5. Step 5: Solve for x
    x = 8,571,113,793,331.78/4,472,391.65
  6. Step 6: Final answer
    x = 1,916,449.74

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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.