Home / 1,875,212.38-2,587,805.51-1,015,772.64

Finding the Fourth Proportional to 1,875,212.38, 2,587,805.51 and 1,015,772.64

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Solution

The fourth proportional to 1,875,212.38, 2,587,805.51 and 1,015,772.64 is: 1,401,772.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,212.38 : 2,587,805.51 = 1,015,772.64 : x
  2. Step 2: Convert to fraction form
    1,875,212.38/2,587,805.51 = 1,015,772.64/x
  3. Step 3: Cross multiply
    1,875,212.38x = 2,587,805.51 × 1,015,772.64
  4. Step 4: Simplify right side
    1,875,212.38x = 2,628,622,019,916.11
  5. Step 5: Solve for x
    x = 2,628,622,019,916.11/1,875,212.38
  6. Step 6: Final answer
    x = 1,401,772.97

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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.