Home / 1,090,725.13-1,505,262.77-655,275.66

Finding the Fourth Proportional to 1,090,725.13, 1,505,262.77 and 655,275.66

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Solution

The fourth proportional to 1,090,725.13, 1,505,262.77 and 655,275.66 is: 904,317.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,725.13 : 1,505,262.77 = 655,275.66 : x
  2. Step 2: Convert to fraction form
    1,090,725.13/1,505,262.77 = 655,275.66/x
  3. Step 3: Cross multiply
    1,090,725.13x = 1,505,262.77 × 655,275.66
  4. Step 4: Simplify right side
    1,090,725.13x = 986,362,055,085.18
  5. Step 5: Solve for x
    x = 986,362,055,085.18/1,090,725.13
  6. Step 6: Final answer
    x = 904,317.71

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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.