Home / 1,489,108.04-2,054,967.54-810,042.92

Finding the Fourth Proportional to 1,489,108.04, 2,054,967.54 and 810,042.92

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Solution

The fourth proportional to 1,489,108.04, 2,054,967.54 and 810,042.92 is: 1,117,858.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,108.04 : 2,054,967.54 = 810,042.92 : x
  2. Step 2: Convert to fraction form
    1,489,108.04/2,054,967.54 = 810,042.92/x
  3. Step 3: Cross multiply
    1,489,108.04x = 2,054,967.54 × 810,042.92
  4. Step 4: Simplify right side
    1,489,108.04x = 1,664,611,906,606.82
  5. Step 5: Solve for x
    x = 1,664,611,906,606.82/1,489,108.04
  6. Step 6: Final answer
    x = 1,117,858.38

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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.