Home / 2,107,847.63-2,909,223.80-1,202,429.63

Finding the Fourth Proportional to 2,107,847.63, 2,909,223.80 and 1,202,429.63

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Solution

The fourth proportional to 2,107,847.63, 2,909,223.80 and 1,202,429.63 is: 1,659,577.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,847.63 : 2,909,223.80 = 1,202,429.63 : x
  2. Step 2: Convert to fraction form
    2,107,847.63/2,909,223.80 = 1,202,429.63/x
  3. Step 3: Cross multiply
    2,107,847.63x = 2,909,223.80 × 1,202,429.63
  4. Step 4: Simplify right side
    2,107,847.63x = 3,498,136,876,862.93
  5. Step 5: Solve for x
    x = 3,498,136,876,862.93/2,107,847.63
  6. Step 6: Final answer
    x = 1,659,577.68

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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.