Home / 1,079,534.25-1,489,888.62-626,825.25

Finding the Fourth Proportional to 1,079,534.25, 1,489,888.62 and 626,825.25

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Solution

The fourth proportional to 1,079,534.25, 1,489,888.62 and 626,825.25 is: 865,095.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,534.25 : 1,489,888.62 = 626,825.25 : x
  2. Step 2: Convert to fraction form
    1,079,534.25/1,489,888.62 = 626,825.25/x
  3. Step 3: Cross multiply
    1,079,534.25x = 1,489,888.62 × 626,825.25
  4. Step 4: Simplify right side
    1,079,534.25x = 933,899,806,703.66
  5. Step 5: Solve for x
    x = 933,899,806,703.66/1,079,534.25
  6. Step 6: Final answer
    x = 865,095.12

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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.