Home / 3,966,427.94-5,473,672.89-2,155,591.94

Finding the Fourth Proportional to 3,966,427.94, 5,473,672.89 and 2,155,591.94

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Solution

The fourth proportional to 3,966,427.94, 5,473,672.89 and 2,155,591.94 is: 2,974,718.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966,427.94 : 5,473,672.89 = 2,155,591.94 : x
  2. Step 2: Convert to fraction form
    3,966,427.94/5,473,672.89 = 2,155,591.94/x
  3. Step 3: Cross multiply
    3,966,427.94x = 5,473,672.89 × 2,155,591.94
  4. Step 4: Simplify right side
    3,966,427.94x = 11,799,005,163,880.51
  5. Step 5: Solve for x
    x = 11,799,005,163,880.51/3,966,427.94
  6. Step 6: Final answer
    x = 2,974,718.14

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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.