Home / 1,875,278.16-2,587,896.32-1,015,838.48

Finding the Fourth Proportional to 1,875,278.16, 2,587,896.32 and 1,015,838.48

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Solution

The fourth proportional to 1,875,278.16, 2,587,896.32 and 1,015,838.48 is: 1,401,863.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,278.16 : 2,587,896.32 = 1,015,838.48 : x
  2. Step 2: Convert to fraction form
    1,875,278.16/2,587,896.32 = 1,015,838.48/x
  3. Step 3: Cross multiply
    1,875,278.16x = 2,587,896.32 × 1,015,838.48
  4. Step 4: Simplify right side
    1,875,278.16x = 2,628,884,664,106.39
  5. Step 5: Solve for x
    x = 2,628,884,664,106.39/1,875,278.16
  6. Step 6: Final answer
    x = 1,401,863.85

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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.