Home / 1,874,857.05-2,587,289.85-1,015,397.64

Finding the Fourth Proportional to 1,874,857.05, 2,587,289.85 and 1,015,397.64

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Solution

The fourth proportional to 1,874,857.05, 2,587,289.85 and 1,015,397.64 is: 1,401,241.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,857.05 : 2,587,289.85 = 1,015,397.64 : x
  2. Step 2: Convert to fraction form
    1,874,857.05/2,587,289.85 = 1,015,397.64/x
  3. Step 3: Cross multiply
    1,874,857.05x = 2,587,289.85 × 1,015,397.64
  4. Step 4: Simplify right side
    1,874,857.05x = 2,627,128,007,685.95
  5. Step 5: Solve for x
    x = 2,627,128,007,685.95/1,874,857.05
  6. Step 6: Final answer
    x = 1,401,241.77

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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.