Home / 1,116,298.82-1,540,305.63-657,504.75

Finding the Fourth Proportional to 1,116,298.82, 1,540,305.63 and 657,504.75

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Solution

The fourth proportional to 1,116,298.82, 1,540,305.63 and 657,504.75 is: 907,246.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,298.82 : 1,540,305.63 = 657,504.75 : x
  2. Step 2: Convert to fraction form
    1,116,298.82/1,540,305.63 = 657,504.75/x
  3. Step 3: Cross multiply
    1,116,298.82x = 1,540,305.63 × 657,504.75
  4. Step 4: Simplify right side
    1,116,298.82x = 1,012,758,268,176.74
  5. Step 5: Solve for x
    x = 1,012,758,268,176.74/1,116,298.82
  6. Step 6: Final answer
    x = 907,246.56

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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.