Home / 1,831,731.17-2,524,869.36-1,443,914.64

Finding the Fourth Proportional to 1,831,731.17, 2,524,869.36 and 1,443,914.64

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Solution

The fourth proportional to 1,831,731.17, 2,524,869.36 and 1,443,914.64 is: 1,990,300.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831,731.17 : 2,524,869.36 = 1,443,914.64 : x
  2. Step 2: Convert to fraction form
    1,831,731.17/2,524,869.36 = 1,443,914.64/x
  3. Step 3: Cross multiply
    1,831,731.17x = 2,524,869.36 × 1,443,914.64
  4. Step 4: Simplify right side
    1,831,731.17x = 3,645,695,832,991.43
  5. Step 5: Solve for x
    x = 3,645,695,832,991.43/1,831,731.17
  6. Step 6: Final answer
    x = 1,990,300.71

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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.