Home / 2,668,231.27-4,006,332.81-2,628,373.20

Finding the Fourth Proportional to 2,668,231.27, 4,006,332.81 and 2,628,373.20

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Solution

The fourth proportional to 2,668,231.27, 4,006,332.81 and 2,628,373.20 is: 3,946,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,231.27 : 4,006,332.81 = 2,628,373.20 : x
  2. Step 2: Convert to fraction form
    2,668,231.27/4,006,332.81 = 2,628,373.20/x
  3. Step 3: Cross multiply
    2,668,231.27x = 4,006,332.81 × 2,628,373.20
  4. Step 4: Simplify right side
    2,668,231.27x = 10,530,137,788,084.69
  5. Step 5: Solve for x
    x = 10,530,137,788,084.69/2,668,231.27
  6. Step 6: Final answer
    x = 3,946,486.16

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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.