Home / 3,033,888.41-4,186,765.84-1,638,449.93

Finding the Fourth Proportional to 3,033,888.41, 4,186,765.84 and 1,638,449.93

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Solution

The fourth proportional to 3,033,888.41, 4,186,765.84 and 1,638,449.93 is: 2,261,060.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,033,888.41 : 4,186,765.84 = 1,638,449.93 : x
  2. Step 2: Convert to fraction form
    3,033,888.41/4,186,765.84 = 1,638,449.93/x
  3. Step 3: Cross multiply
    3,033,888.41x = 4,186,765.84 × 1,638,449.93
  4. Step 4: Simplify right side
    3,033,888.41x = 6,859,806,197,474.39
  5. Step 5: Solve for x
    x = 6,859,806,197,474.39/3,033,888.41
  6. Step 6: Final answer
    x = 2,261,060.81

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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.