Home / 1,236,040.74-1,705,544.64-692,199.54

Finding the Fourth Proportional to 1,236,040.74, 1,705,544.64 and 692,199.54

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Solution

The fourth proportional to 1,236,040.74, 1,705,544.64 and 692,199.54 is: 955,128.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,040.74 : 1,705,544.64 = 692,199.54 : x
  2. Step 2: Convert to fraction form
    1,236,040.74/1,705,544.64 = 692,199.54/x
  3. Step 3: Cross multiply
    1,236,040.74x = 1,705,544.64 × 692,199.54
  4. Step 4: Simplify right side
    1,236,040.74x = 1,180,577,215,257.47
  5. Step 5: Solve for x
    x = 1,180,577,215,257.47/1,236,040.74
  6. Step 6: Final answer
    x = 955,128.08

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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.