Home / 1,047,993.21-1,572,190.70-337,830.57

Finding the Fourth Proportional to 1,047,993.21, 1,572,190.70 and 337,830.57

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Solution

The fourth proportional to 1,047,993.21, 1,572,190.70 and 337,830.57 is: 506,810.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,993.21 : 1,572,190.70 = 337,830.57 : x
  2. Step 2: Convert to fraction form
    1,047,993.21/1,572,190.70 = 337,830.57/x
  3. Step 3: Cross multiply
    1,047,993.21x = 1,572,190.70 × 337,830.57
  4. Step 4: Simplify right side
    1,047,993.21x = 531,134,078,640.55
  5. Step 5: Solve for x
    x = 531,134,078,640.55/1,047,993.21
  6. Step 6: Final answer
    x = 506,810.61

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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.