Home / 1,267,820.08-1,749,605.40-694,847.92

Finding the Fourth Proportional to 1,267,820.08, 1,749,605.40 and 694,847.92

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Solution

The fourth proportional to 1,267,820.08, 1,749,605.40 and 694,847.92 is: 958,897.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,820.08 : 1,749,605.40 = 694,847.92 : x
  2. Step 2: Convert to fraction form
    1,267,820.08/1,749,605.40 = 694,847.92/x
  3. Step 3: Cross multiply
    1,267,820.08x = 1,749,605.40 × 694,847.92
  4. Step 4: Simplify right side
    1,267,820.08x = 1,215,709,673,010.77
  5. Step 5: Solve for x
    x = 1,215,709,673,010.77/1,267,820.08
  6. Step 6: Final answer
    x = 958,897.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.