Home / 2,026,653.77-2,796,761.45-1,121,242.25

Finding the Fourth Proportional to 2,026,653.77, 2,796,761.45 and 1,121,242.25

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Solution

The fourth proportional to 2,026,653.77, 2,796,761.45 and 1,121,242.25 is: 1,547,302.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,026,653.77 : 2,796,761.45 = 1,121,242.25 : x
  2. Step 2: Convert to fraction form
    2,026,653.77/2,796,761.45 = 1,121,242.25/x
  3. Step 3: Cross multiply
    2,026,653.77x = 2,796,761.45 × 1,121,242.25
  4. Step 4: Simplify right side
    2,026,653.77x = 3,135,847,100,911.26
  5. Step 5: Solve for x
    x = 3,135,847,100,911.26/2,026,653.77
  6. Step 6: Final answer
    x = 1,547,302.82

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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.