Home / 1,422,656.87-1,963,498.92-1,057,559.09

Finding the Fourth Proportional to 1,422,656.87, 1,963,498.92 and 1,057,559.09

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Solution

The fourth proportional to 1,422,656.87, 1,963,498.92 and 1,057,559.09 is: 1,459,604.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,656.87 : 1,963,498.92 = 1,057,559.09 : x
  2. Step 2: Convert to fraction form
    1,422,656.87/1,963,498.92 = 1,057,559.09/x
  3. Step 3: Cross multiply
    1,422,656.87x = 1,963,498.92 × 1,057,559.09
  4. Step 4: Simplify right side
    1,422,656.87x = 2,076,516,121,233.69
  5. Step 5: Solve for x
    x = 2,076,516,121,233.69/1,422,656.87
  6. Step 6: Final answer
    x = 1,459,604.33

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