Home / 1,236,154.13-1,705,811.51-692,165.22

Finding the Fourth Proportional to 1,236,154.13, 1,705,811.51 and 692,165.22

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Solution

The fourth proportional to 1,236,154.13, 1,705,811.51 and 692,165.22 is: 955,142.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,154.13 : 1,705,811.51 = 692,165.22 : x
  2. Step 2: Convert to fraction form
    1,236,154.13/1,705,811.51 = 692,165.22/x
  3. Step 3: Cross multiply
    1,236,154.13x = 1,705,811.51 × 692,165.22
  4. Step 4: Simplify right side
    1,236,154.13x = 1,180,703,399,097.68
  5. Step 5: Solve for x
    x = 1,180,703,399,097.68/1,236,154.13
  6. Step 6: Final answer
    x = 955,142.54

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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.