Home / 1,255,876.10-1,883,814.15-414,224.90

Finding the Fourth Proportional to 1,255,876.10, 1,883,814.15 and 414,224.90

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Solution

The fourth proportional to 1,255,876.10, 1,883,814.15 and 414,224.90 is: 621,337.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,876.10 : 1,883,814.15 = 414,224.90 : x
  2. Step 2: Convert to fraction form
    1,255,876.10/1,883,814.15 = 414,224.90/x
  3. Step 3: Cross multiply
    1,255,876.10x = 1,883,814.15 × 414,224.90
  4. Step 4: Simplify right side
    1,255,876.10x = 780,322,727,902.34
  5. Step 5: Solve for x
    x = 780,322,727,902.34/1,255,876.10
  6. Step 6: Final answer
    x = 621,337.35

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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.