Home / 1,114,677.39-1,538,349.66-631,328.52

Finding the Fourth Proportional to 1,114,677.39, 1,538,349.66 and 631,328.52

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Solution

The fourth proportional to 1,114,677.39, 1,538,349.66 and 631,328.52 is: 871,287.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,677.39 : 1,538,349.66 = 631,328.52 : x
  2. Step 2: Convert to fraction form
    1,114,677.39/1,538,349.66 = 631,328.52/x
  3. Step 3: Cross multiply
    1,114,677.39x = 1,538,349.66 × 631,328.52
  4. Step 4: Simplify right side
    1,114,677.39x = 971,204,014,090.30
  5. Step 5: Solve for x
    x = 971,204,014,090.30/1,114,677.39
  6. Step 6: Final answer
    x = 871,287.09

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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.