Home / 1,301,534.52-1,796,019.22-720,754.80

Finding the Fourth Proportional to 1,301,534.52, 1,796,019.22 and 720,754.80

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Solution

The fourth proportional to 1,301,534.52, 1,796,019.22 and 720,754.80 is: 994,587.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,534.52 : 1,796,019.22 = 720,754.80 : x
  2. Step 2: Convert to fraction form
    1,301,534.52/1,796,019.22 = 720,754.80/x
  3. Step 3: Cross multiply
    1,301,534.52x = 1,796,019.22 × 720,754.80
  4. Step 4: Simplify right side
    1,301,534.52x = 1,294,489,473,707.26
  5. Step 5: Solve for x
    x = 1,294,489,473,707.26/1,301,534.52
  6. Step 6: Final answer
    x = 994,587.12

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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.