Home / 2,783,158.10-4,174,737.15-889,961.30

Finding the Fourth Proportional to 2,783,158.10, 4,174,737.15 and 889,961.30

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Solution

The fourth proportional to 2,783,158.10, 4,174,737.15 and 889,961.30 is: 1,334,941.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,158.10 : 4,174,737.15 = 889,961.30 : x
  2. Step 2: Convert to fraction form
    2,783,158.10/4,174,737.15 = 889,961.30/x
  3. Step 3: Cross multiply
    2,783,158.10x = 4,174,737.15 × 889,961.30
  4. Step 4: Simplify right side
    2,783,158.10x = 3,715,354,501,172.30
  5. Step 5: Solve for x
    x = 3,715,354,501,172.30/2,783,158.10
  6. Step 6: Final answer
    x = 1,334,941.95

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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.