Home / 3,726,907.20-5,590,360.80-3,621,931.20

Finding the Fourth Proportional to 3,726,907.20, 5,590,360.80 and 3,621,931.20

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Solution

The fourth proportional to 3,726,907.20, 5,590,360.80 and 3,621,931.20 is: 5,432,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726,907.20 : 5,590,360.80 = 3,621,931.20 : x
  2. Step 2: Convert to fraction form
    3,726,907.20/5,590,360.80 = 3,621,931.20/x
  3. Step 3: Cross multiply
    3,726,907.20x = 5,590,360.80 × 3,621,931.20
  4. Step 4: Simplify right side
    3,726,907.20x = 20,247,902,200,776.96
  5. Step 5: Solve for x
    x = 20,247,902,200,776.96/3,726,907.20
  6. Step 6: Final answer
    x = 5,432,896.80

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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.