Home / 1,631,560.51-2,251,616.70-1,116,394.30

Finding the Fourth Proportional to 1,631,560.51, 2,251,616.70 and 1,116,394.30

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Solution

The fourth proportional to 1,631,560.51, 2,251,616.70 and 1,116,394.30 is: 1,540,667.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,560.51 : 2,251,616.70 = 1,116,394.30 : x
  2. Step 2: Convert to fraction form
    1,631,560.51/2,251,616.70 = 1,116,394.30/x
  3. Step 3: Cross multiply
    1,631,560.51x = 2,251,616.70 × 1,116,394.30
  4. Step 4: Simplify right side
    1,631,560.51x = 2,513,692,049,664.81
  5. Step 5: Solve for x
    x = 2,513,692,049,664.81/1,631,560.51
  6. Step 6: Final answer
    x = 1,540,667.38

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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.