Home / 1,248,409.44-1,871,117.28-716,297.76

Finding the Fourth Proportional to 1,248,409.44, 1,871,117.28 and 716,297.76

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Solution

The fourth proportional to 1,248,409.44, 1,871,117.28 and 716,297.76 is: 1,073,587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,409.44 : 1,871,117.28 = 716,297.76 : x
  2. Step 2: Convert to fraction form
    1,248,409.44/1,871,117.28 = 716,297.76/x
  3. Step 3: Cross multiply
    1,248,409.44x = 1,871,117.28 × 716,297.76
  4. Step 4: Simplify right side
    1,248,409.44x = 1,340,277,116,361.29
  5. Step 5: Solve for x
    x = 1,340,277,116,361.29/1,248,409.44
  6. Step 6: Final answer
    x = 1,073,587.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.