Home / 1,152,942.80-1,731,358.20-963,208.40

Finding the Fourth Proportional to 1,152,942.80, 1,731,358.20 and 963,208.40

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Solution

The fourth proportional to 1,152,942.80, 1,731,358.20 and 963,208.40 is: 1,446,436.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,942.80 : 1,731,358.20 = 963,208.40 : x
  2. Step 2: Convert to fraction form
    1,152,942.80/1,731,358.20 = 963,208.40/x
  3. Step 3: Cross multiply
    1,152,942.80x = 1,731,358.20 × 963,208.40
  4. Step 4: Simplify right side
    1,152,942.80x = 1,667,658,761,648.88
  5. Step 5: Solve for x
    x = 1,667,658,761,648.88/1,152,942.80
  6. Step 6: Final answer
    x = 1,446,436.69

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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.