Home / 1,090,732.74-1,505,273.28-655,283.28

Finding the Fourth Proportional to 1,090,732.74, 1,505,273.28 and 655,283.28

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Solution

The fourth proportional to 1,090,732.74, 1,505,273.28 and 655,283.28 is: 904,328.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,732.74 : 1,505,273.28 = 655,283.28 : x
  2. Step 2: Convert to fraction form
    1,090,732.74/1,505,273.28 = 655,283.28/x
  3. Step 3: Cross multiply
    1,090,732.74x = 1,505,273.28 × 655,283.28
  4. Step 4: Simplify right side
    1,090,732.74x = 986,380,412,214.76
  5. Step 5: Solve for x
    x = 986,380,412,214.76/1,090,732.74
  6. Step 6: Final answer
    x = 904,328.23

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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.