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Finding the Fourth Proportional to 1,168,871, 1,613,041.98 and 632,327

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Solution

The fourth proportional to 1,168,871, 1,613,041.98 and 632,327 is: 872,611.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,871 : 1,613,041.98 = 632,327 : x
  2. Step 2: Convert to fraction form
    1,168,871/1,613,041.98 = 632,327/x
  3. Step 3: Cross multiply
    1,168,871x = 1,613,041.98 × 632,327
  4. Step 4: Simplify right side
    1,168,871x = 1,019,969,996,087.46
  5. Step 5: Solve for x
    x = 1,019,969,996,087.46/1,168,871
  6. Step 6: Final answer
    x = 872,611.26

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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.