Home / 1,236,826.10-1,855,504.02-383,879.90

Finding the Fourth Proportional to 1,236,826.10, 1,855,504.02 and 383,879.90

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Solution

The fourth proportional to 1,236,826.10, 1,855,504.02 and 383,879.90 is: 575,902.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,826.10 : 1,855,504.02 = 383,879.90 : x
  2. Step 2: Convert to fraction form
    1,236,826.10/1,855,504.02 = 383,879.90/x
  3. Step 3: Cross multiply
    1,236,826.10x = 1,855,504.02 × 383,879.90
  4. Step 4: Simplify right side
    1,236,826.10x = 712,290,697,647.20
  5. Step 5: Solve for x
    x = 712,290,697,647.20/1,236,826.10
  6. Step 6: Final answer
    x = 575,902.06

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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.