Home / 1,198,650.15-1,798,656.84-440,394.17

Finding the Fourth Proportional to 1,198,650.15, 1,798,656.84 and 440,394.17

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Solution

The fourth proportional to 1,198,650.15, 1,798,656.84 and 440,394.17 is: 660,841.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,650.15 : 1,798,656.84 = 440,394.17 : x
  2. Step 2: Convert to fraction form
    1,198,650.15/1,798,656.84 = 440,394.17/x
  3. Step 3: Cross multiply
    1,198,650.15x = 1,798,656.84 × 440,394.17
  4. Step 4: Simplify right side
    1,198,650.15x = 792,117,977,173.34
  5. Step 5: Solve for x
    x = 792,117,977,173.34/1,198,650.15
  6. Step 6: Final answer
    x = 660,841.68

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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.