Home / 1,235,657.10-1,853,485.65-394,293.90

Finding the Fourth Proportional to 1,235,657.10, 1,853,485.65 and 394,293.90

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Solution

The fourth proportional to 1,235,657.10, 1,853,485.65 and 394,293.90 is: 591,440.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,657.10 : 1,853,485.65 = 394,293.90 : x
  2. Step 2: Convert to fraction form
    1,235,657.10/1,853,485.65 = 394,293.90/x
  3. Step 3: Cross multiply
    1,235,657.10x = 1,853,485.65 × 394,293.90
  4. Step 4: Simplify right side
    1,235,657.10x = 730,818,085,532.54
  5. Step 5: Solve for x
    x = 730,818,085,532.54/1,235,657.10
  6. Step 6: Final answer
    x = 591,440.85

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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.