Home / 4,990,361.13-7,484,213.30-1,395,905.13

Finding the Fourth Proportional to 4,990,361.13, 7,484,213.30 and 1,395,905.13

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Solution

The fourth proportional to 4,990,361.13, 7,484,213.30 and 1,395,905.13 is: 2,093,486.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,361.13 : 7,484,213.30 = 1,395,905.13 : x
  2. Step 2: Convert to fraction form
    4,990,361.13/7,484,213.30 = 1,395,905.13/x
  3. Step 3: Cross multiply
    4,990,361.13x = 7,484,213.30 × 1,395,905.13
  4. Step 4: Simplify right side
    4,990,361.13x = 10,447,251,732,504.70
  5. Step 5: Solve for x
    x = 10,447,251,732,504.70/4,990,361.13
  6. Step 6: Final answer
    x = 2,093,486.11

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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.