Home / 3,657,429.15-5,483,485.85-1,528,122.21

Finding the Fourth Proportional to 3,657,429.15, 5,483,485.85 and 1,528,122.21

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Solution

The fourth proportional to 3,657,429.15, 5,483,485.85 and 1,528,122.21 is: 2,291,072.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657,429.15 : 5,483,485.85 = 1,528,122.21 : x
  2. Step 2: Convert to fraction form
    3,657,429.15/5,483,485.85 = 1,528,122.21/x
  3. Step 3: Cross multiply
    3,657,429.15x = 5,483,485.85 × 1,528,122.21
  4. Step 4: Simplify right side
    3,657,429.15x = 8,379,436,507,965.12
  5. Step 5: Solve for x
    x = 8,379,436,507,965.12/3,657,429.15
  6. Step 6: Final answer
    x = 2,291,072.82

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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.