Home / 1,214,601.80-1,821,945.90-373,152.20

Finding the Fourth Proportional to 1,214,601.80, 1,821,945.90 and 373,152.20

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Solution

The fourth proportional to 1,214,601.80, 1,821,945.90 and 373,152.20 is: 559,741.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,601.80 : 1,821,945.90 = 373,152.20 : x
  2. Step 2: Convert to fraction form
    1,214,601.80/1,821,945.90 = 373,152.20/x
  3. Step 3: Cross multiply
    1,214,601.80x = 1,821,945.90 × 373,152.20
  4. Step 4: Simplify right side
    1,214,601.80x = 679,863,120,865.98
  5. Step 5: Solve for x
    x = 679,863,120,865.98/1,214,601.80
  6. Step 6: Final answer
    x = 559,741.57

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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.