Home / 1,210,630.43-1,670,712.84-751,996.17

Finding the Fourth Proportional to 1,210,630.43, 1,670,712.84 and 751,996.17

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Solution

The fourth proportional to 1,210,630.43, 1,670,712.84 and 751,996.17 is: 1,037,781.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,630.43 : 1,670,712.84 = 751,996.17 : x
  2. Step 2: Convert to fraction form
    1,210,630.43/1,670,712.84 = 751,996.17/x
  3. Step 3: Cross multiply
    1,210,630.43x = 1,670,712.84 × 751,996.17
  4. Step 4: Simplify right side
    1,210,630.43x = 1,256,369,656,849.82
  5. Step 5: Solve for x
    x = 1,256,369,656,849.82/1,210,630.43
  6. Step 6: Final answer
    x = 1,037,781.33

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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.