Home / 5,269,503.40-7,271,926.49-2,946,479.91

Finding the Fourth Proportional to 5,269,503.40, 7,271,926.49 and 2,946,479.91

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Solution

The fourth proportional to 5,269,503.40, 7,271,926.49 and 2,946,479.91 is: 4,066,148.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269,503.40 : 7,271,926.49 = 2,946,479.91 : x
  2. Step 2: Convert to fraction form
    5,269,503.40/7,271,926.49 = 2,946,479.91/x
  3. Step 3: Cross multiply
    5,269,503.40x = 7,271,926.49 × 2,946,479.91
  4. Step 4: Simplify right side
    5,269,503.40x = 21,426,585,309,781.82
  5. Step 5: Solve for x
    x = 21,426,585,309,781.82/5,269,503.40
  6. Step 6: Final answer
    x = 4,066,148.87

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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.