Home / 1,236,049.74-1,705,557.06-692,208.54

Finding the Fourth Proportional to 1,236,049.74, 1,705,557.06 and 692,208.54

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Solution

The fourth proportional to 1,236,049.74, 1,705,557.06 and 692,208.54 is: 955,140.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,049.74 : 1,705,557.06 = 692,208.54 : x
  2. Step 2: Convert to fraction form
    1,236,049.74/1,705,557.06 = 692,208.54/x
  3. Step 3: Cross multiply
    1,236,049.74x = 1,705,557.06 × 692,208.54
  4. Step 4: Simplify right side
    1,236,049.74x = 1,180,601,162,389.29
  5. Step 5: Solve for x
    x = 1,180,601,162,389.29/1,236,049.74
  6. Step 6: Final answer
    x = 955,140.50

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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.