Home / 4,369,129.80-6,553,694.70-2,857,475.40

Finding the Fourth Proportional to 4,369,129.80, 6,553,694.70 and 2,857,475.40

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Solution

The fourth proportional to 4,369,129.80, 6,553,694.70 and 2,857,475.40 is: 4,286,213.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,369,129.80 : 6,553,694.70 = 2,857,475.40 : x
  2. Step 2: Convert to fraction form
    4,369,129.80/6,553,694.70 = 2,857,475.40/x
  3. Step 3: Cross multiply
    4,369,129.80x = 6,553,694.70 × 2,857,475.40
  4. Step 4: Simplify right side
    4,369,129.80x = 18,727,021,384,360.38
  5. Step 5: Solve for x
    x = 18,727,021,384,360.38/4,369,129.80
  6. Step 6: Final answer
    x = 4,286,213.10

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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.