Home / 3,925,384.80-5,417,604.72-2,206,646.88

Finding the Fourth Proportional to 3,925,384.80, 5,417,604.72 and 2,206,646.88

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Solution

The fourth proportional to 3,925,384.80, 5,417,604.72 and 2,206,646.88 is: 3,045,495.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925,384.80 : 5,417,604.72 = 2,206,646.88 : x
  2. Step 2: Convert to fraction form
    3,925,384.80/5,417,604.72 = 2,206,646.88/x
  3. Step 3: Cross multiply
    3,925,384.80x = 5,417,604.72 × 2,206,646.88
  4. Step 4: Simplify right side
    3,925,384.80x = 11,954,740,552,461.27
  5. Step 5: Solve for x
    x = 11,954,740,552,461.27/3,925,384.80
  6. Step 6: Final answer
    x = 3,045,495.20

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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.