Home / 1,322,538.01-1,984,368.70-722,798.53

Finding the Fourth Proportional to 1,322,538.01, 1,984,368.70 and 722,798.53

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Solution

The fourth proportional to 1,322,538.01, 1,984,368.70 and 722,798.53 is: 1,084,504.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,538.01 : 1,984,368.70 = 722,798.53 : x
  2. Step 2: Convert to fraction form
    1,322,538.01/1,984,368.70 = 722,798.53/x
  3. Step 3: Cross multiply
    1,322,538.01x = 1,984,368.70 × 722,798.53
  4. Step 4: Simplify right side
    1,322,538.01x = 1,434,298,782,721.97
  5. Step 5: Solve for x
    x = 1,434,298,782,721.97/1,322,538.01
  6. Step 6: Final answer
    x = 1,084,504.77

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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.