Home / 2,975,672.40-4,454,177.40-2,135,864.40

Finding the Fourth Proportional to 2,975,672.40, 4,454,177.40 and 2,135,864.40

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Solution

The fourth proportional to 2,975,672.40, 4,454,177.40 and 2,135,864.40 is: 3,197,098.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975,672.40 : 4,454,177.40 = 2,135,864.40 : x
  2. Step 2: Convert to fraction form
    2,975,672.40/4,454,177.40 = 2,135,864.40/x
  3. Step 3: Cross multiply
    2,975,672.40x = 4,454,177.40 × 2,135,864.40
  4. Step 4: Simplify right side
    2,975,672.40x = 9,513,518,939,944.56
  5. Step 5: Solve for x
    x = 9,513,518,939,944.56/2,975,672.40
  6. Step 6: Final answer
    x = 3,197,098.89

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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.