Home / 1,875,211.12-2,587,803.76-1,015,771.37

Finding the Fourth Proportional to 1,875,211.12, 2,587,803.76 and 1,015,771.37

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Solution

The fourth proportional to 1,875,211.12, 2,587,803.76 and 1,015,771.37 is: 1,401,771.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,211.12 : 2,587,803.76 = 1,015,771.37 : x
  2. Step 2: Convert to fraction form
    1,875,211.12/2,587,803.76 = 1,015,771.37/x
  3. Step 3: Cross multiply
    1,875,211.12x = 2,587,803.76 × 1,015,771.37
  4. Step 4: Simplify right side
    1,875,211.12x = 2,628,616,958,917.05
  5. Step 5: Solve for x
    x = 2,628,616,958,917.05/1,875,211.12
  6. Step 6: Final answer
    x = 1,401,771.21

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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.