Home / 3,558,870.40-5,350,747.20-3,484,220.80

Finding the Fourth Proportional to 3,558,870.40, 5,350,747.20 and 3,484,220.80

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Solution

The fourth proportional to 3,558,870.40, 5,350,747.20 and 3,484,220.80 is: 5,238,511.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,870.40 : 5,350,747.20 = 3,484,220.80 : x
  2. Step 2: Convert to fraction form
    3,558,870.40/5,350,747.20 = 3,484,220.80/x
  3. Step 3: Cross multiply
    3,558,870.40x = 5,350,747.20 × 3,484,220.80
  4. Step 4: Simplify right side
    3,558,870.40x = 18,643,184,689,781.76
  5. Step 5: Solve for x
    x = 18,643,184,689,781.76/3,558,870.40
  6. Step 6: Final answer
    x = 5,238,511.83

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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.