Home / 2,668,228.76-4,006,329.05-2,628,370.69

Finding the Fourth Proportional to 2,668,228.76, 4,006,329.05 and 2,628,370.69

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Solution

The fourth proportional to 2,668,228.76, 4,006,329.05 and 2,628,370.69 is: 3,946,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,228.76 : 4,006,329.05 = 2,628,370.69 : x
  2. Step 2: Convert to fraction form
    2,668,228.76/4,006,329.05 = 2,628,370.69/x
  3. Step 3: Cross multiply
    2,668,228.76x = 4,006,329.05 × 2,628,370.69
  4. Step 4: Simplify right side
    2,668,228.76x = 10,530,117,846,070.65
  5. Step 5: Solve for x
    x = 10,530,117,846,070.65/2,668,228.76
  6. Step 6: Final answer
    x = 3,946,482.40

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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.