Home / 1,522,619.42-2,103,489.54-1,000,564.29

Finding the Fourth Proportional to 1,522,619.42, 2,103,489.54 and 1,000,564.29

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Solution

The fourth proportional to 1,522,619.42, 2,103,489.54 and 1,000,564.29 is: 1,382,273.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,619.42 : 2,103,489.54 = 1,000,564.29 : x
  2. Step 2: Convert to fraction form
    1,522,619.42/2,103,489.54 = 1,000,564.29/x
  3. Step 3: Cross multiply
    1,522,619.42x = 2,103,489.54 × 1,000,564.29
  4. Step 4: Simplify right side
    1,522,619.42x = 2,104,676,518,112.53
  5. Step 5: Solve for x
    x = 2,104,676,518,112.53/1,522,619.42
  6. Step 6: Final answer
    x = 1,382,273.53

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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.