Home / 3,889,054.74-5,366,895.94-2,146,724.76

Finding the Fourth Proportional to 3,889,054.74, 5,366,895.94 and 2,146,724.76

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Solution

The fourth proportional to 3,889,054.74, 5,366,895.94 and 2,146,724.76 is: 2,962,480.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,054.74 : 5,366,895.94 = 2,146,724.76 : x
  2. Step 2: Convert to fraction form
    3,889,054.74/5,366,895.94 = 2,146,724.76/x
  3. Step 3: Cross multiply
    3,889,054.74x = 5,366,895.94 × 2,146,724.76
  4. Step 4: Simplify right side
    3,889,054.74x = 11,521,248,398,741.47
  5. Step 5: Solve for x
    x = 11,521,248,398,741.47/3,889,054.74
  6. Step 6: Final answer
    x = 2,962,480.39

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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.