Home / 1,457,361.36-2,185,877.88-392,481.36

Finding the Fourth Proportional to 1,457,361.36, 2,185,877.88 and 392,481.36

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Solution

The fourth proportional to 1,457,361.36, 2,185,877.88 and 392,481.36 is: 588,677.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,361.36 : 2,185,877.88 = 392,481.36 : x
  2. Step 2: Convert to fraction form
    1,457,361.36/2,185,877.88 = 392,481.36/x
  3. Step 3: Cross multiply
    1,457,361.36x = 2,185,877.88 × 392,481.36
  4. Step 4: Simplify right side
    1,457,361.36x = 857,916,323,136.32
  5. Step 5: Solve for x
    x = 857,916,323,136.32/1,457,361.36
  6. Step 6: Final answer
    x = 588,677.83

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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.