Home / 1,917,834.89-2,646,673.90-1,090,887.25

Finding the Fourth Proportional to 1,917,834.89, 2,646,673.90 and 1,090,887.25

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Solution

The fourth proportional to 1,917,834.89, 2,646,673.90 and 1,090,887.25 is: 1,505,459.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,834.89 : 2,646,673.90 = 1,090,887.25 : x
  2. Step 2: Convert to fraction form
    1,917,834.89/2,646,673.90 = 1,090,887.25/x
  3. Step 3: Cross multiply
    1,917,834.89x = 2,646,673.90 × 1,090,887.25
  4. Step 4: Simplify right side
    1,917,834.89x = 2,887,222,803,073.87
  5. Step 5: Solve for x
    x = 2,887,222,803,073.87/1,917,834.89
  6. Step 6: Final answer
    x = 1,505,459.53

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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.