Home / 2,880,926.76-3,964,205-2,793,271.80

Finding the Fourth Proportional to 2,880,926.76, 3,964,205 and 2,793,271.80

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Solution

The fourth proportional to 2,880,926.76, 3,964,205 and 2,793,271.80 is: 3,843,590.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,926.76 : 3,964,205 = 2,793,271.80 : x
  2. Step 2: Convert to fraction form
    2,880,926.76/3,964,205 = 2,793,271.80/x
  3. Step 3: Cross multiply
    2,880,926.76x = 3,964,205 × 2,793,271.80
  4. Step 4: Simplify right side
    2,880,926.76x = 11,073,102,035,919
  5. Step 5: Solve for x
    x = 11,073,102,035,919/2,880,926.76
  6. Step 6: Final answer
    x = 3,843,590.26

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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.