Home / 4,669,703.40-7,002,222.30-2,142,503.40

Finding the Fourth Proportional to 4,669,703.40, 7,002,222.30 and 2,142,503.40

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Solution

The fourth proportional to 4,669,703.40, 7,002,222.30 and 2,142,503.40 is: 3,212,684.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669,703.40 : 7,002,222.30 = 2,142,503.40 : x
  2. Step 2: Convert to fraction form
    4,669,703.40/7,002,222.30 = 2,142,503.40/x
  3. Step 3: Cross multiply
    4,669,703.40x = 7,002,222.30 × 2,142,503.40
  4. Step 4: Simplify right side
    4,669,703.40x = 15,002,285,085,305.82
  5. Step 5: Solve for x
    x = 15,002,285,085,305.82/4,669,703.40
  6. Step 6: Final answer
    x = 3,212,684.79

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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.