Home / 2,986,222.65-4,120,809.71-1,696,884.09

Finding the Fourth Proportional to 2,986,222.65, 4,120,809.71 and 1,696,884.09

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Solution

The fourth proportional to 2,986,222.65, 4,120,809.71 and 1,696,884.09 is: 2,341,599.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,222.65 : 4,120,809.71 = 1,696,884.09 : x
  2. Step 2: Convert to fraction form
    2,986,222.65/4,120,809.71 = 1,696,884.09/x
  3. Step 3: Cross multiply
    2,986,222.65x = 4,120,809.71 × 1,696,884.09
  4. Step 4: Simplify right side
    2,986,222.65x = 6,992,536,426,332.09
  5. Step 5: Solve for x
    x = 6,992,536,426,332.09/2,986,222.65
  6. Step 6: Final answer
    x = 2,341,599.15

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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.