Home / 1,791,615.28-2,472,429.20-986,799.28

Finding the Fourth Proportional to 1,791,615.28, 2,472,429.20 and 986,799.28

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Solution

The fourth proportional to 1,791,615.28, 2,472,429.20 and 986,799.28 is: 1,361,783.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,615.28 : 2,472,429.20 = 986,799.28 : x
  2. Step 2: Convert to fraction form
    1,791,615.28/2,472,429.20 = 986,799.28/x
  3. Step 3: Cross multiply
    1,791,615.28x = 2,472,429.20 × 986,799.28
  4. Step 4: Simplify right side
    1,791,615.28x = 2,439,791,354,410.98
  5. Step 5: Solve for x
    x = 2,439,791,354,410.98/1,791,615.28
  6. Step 6: Final answer
    x = 1,361,783.07

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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.