Home / 1,236,738.60-1,851,479.10-922,588.20

Finding the Fourth Proportional to 1,236,738.60, 1,851,479.10 and 922,588.20

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Solution

The fourth proportional to 1,236,738.60, 1,851,479.10 and 922,588.20 is: 1,381,175.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,738.60 : 1,851,479.10 = 922,588.20 : x
  2. Step 2: Convert to fraction form
    1,236,738.60/1,851,479.10 = 922,588.20/x
  3. Step 3: Cross multiply
    1,236,738.60x = 1,851,479.10 × 922,588.20
  4. Step 4: Simplify right side
    1,236,738.60x = 1,708,152,770,206.62
  5. Step 5: Solve for x
    x = 1,708,152,770,206.62/1,236,738.60
  6. Step 6: Final answer
    x = 1,381,175.27

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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.