Home / 1,656,965.55-2,485,448.33-1,391,026.35

Finding the Fourth Proportional to 1,656,965.55, 2,485,448.33 and 1,391,026.35

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Solution

The fourth proportional to 1,656,965.55, 2,485,448.33 and 1,391,026.35 is: 2,086,539.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,965.55 : 2,485,448.33 = 1,391,026.35 : x
  2. Step 2: Convert to fraction form
    1,656,965.55/2,485,448.33 = 1,391,026.35/x
  3. Step 3: Cross multiply
    1,656,965.55x = 2,485,448.33 × 1,391,026.35
  4. Step 4: Simplify right side
    1,656,965.55x = 3,457,324,111,638.36
  5. Step 5: Solve for x
    x = 3,457,324,111,638.36/1,656,965.55
  6. Step 6: Final answer
    x = 2,086,539.53

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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.