Home / 4,762,760.80-7,144,928.40-2,206,530.40

Finding the Fourth Proportional to 4,762,760.80, 7,144,928.40 and 2,206,530.40

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Solution

The fourth proportional to 4,762,760.80, 7,144,928.40 and 2,206,530.40 is: 3,310,160.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,762,760.80 : 7,144,928.40 = 2,206,530.40 : x
  2. Step 2: Convert to fraction form
    4,762,760.80/7,144,928.40 = 2,206,530.40/x
  3. Step 3: Cross multiply
    4,762,760.80x = 7,144,928.40 × 2,206,530.40
  4. Step 4: Simplify right side
    4,762,760.80x = 15,765,501,720,423.36
  5. Step 5: Solve for x
    x = 15,765,501,720,423.36/4,762,760.80
  6. Step 6: Final answer
    x = 3,310,160.30

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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.