Home / 3,638,943.69-5,447,056.80-2,680,480.01

Finding the Fourth Proportional to 3,638,943.69, 5,447,056.80 and 2,680,480.01

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Solution

The fourth proportional to 3,638,943.69, 5,447,056.80 and 2,680,480.01 is: 4,012,353.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,943.69 : 5,447,056.80 = 2,680,480.01 : x
  2. Step 2: Convert to fraction form
    3,638,943.69/5,447,056.80 = 2,680,480.01/x
  3. Step 3: Cross multiply
    3,638,943.69x = 5,447,056.80 × 2,680,480.01
  4. Step 4: Simplify right side
    3,638,943.69x = 14,600,726,838,499.28
  5. Step 5: Solve for x
    x = 14,600,726,838,499.28/3,638,943.69
  6. Step 6: Final answer
    x = 4,012,353.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.