Home / 1,875,079.74-2,587,610.22-1,015,640.28

Finding the Fourth Proportional to 1,875,079.74, 2,587,610.22 and 1,015,640.28

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Solution

The fourth proportional to 1,875,079.74, 2,587,610.22 and 1,015,640.28 is: 1,401,583.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,079.74 : 2,587,610.22 = 1,015,640.28 : x
  2. Step 2: Convert to fraction form
    1,875,079.74/2,587,610.22 = 1,015,640.28/x
  3. Step 3: Cross multiply
    1,875,079.74x = 2,587,610.22 × 1,015,640.28
  4. Step 4: Simplify right side
    1,875,079.74x = 2,628,081,168,371.66
  5. Step 5: Solve for x
    x = 2,628,081,168,371.66/1,875,079.74
  6. Step 6: Final answer
    x = 1,401,583.68

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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.