Home / 4,857,884.80-7,286,827.20-1,492,086.40

Finding the Fourth Proportional to 4,857,884.80, 7,286,827.20 and 1,492,086.40

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Solution

The fourth proportional to 4,857,884.80, 7,286,827.20 and 1,492,086.40 is: 2,238,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857,884.80 : 7,286,827.20 = 1,492,086.40 : x
  2. Step 2: Convert to fraction form
    4,857,884.80/7,286,827.20 = 1,492,086.40/x
  3. Step 3: Cross multiply
    4,857,884.80x = 7,286,827.20 × 1,492,086.40
  4. Step 4: Simplify right side
    4,857,884.80x = 10,872,575,764,270.08
  5. Step 5: Solve for x
    x = 10,872,575,764,270.08/4,857,884.80
  6. Step 6: Final answer
    x = 2,238,129.60

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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.