Home / 1,168,280.20-1,612,226.82-631,736.20

Finding the Fourth Proportional to 1,168,280.20, 1,612,226.82 and 631,736.20

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Solution

The fourth proportional to 1,168,280.20, 1,612,226.82 and 631,736.20 is: 871,796.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,280.20 : 1,612,226.82 = 631,736.20 : x
  2. Step 2: Convert to fraction form
    1,168,280.20/1,612,226.82 = 631,736.20/x
  3. Step 3: Cross multiply
    1,168,280.20x = 1,612,226.82 × 631,736.20
  4. Step 4: Simplify right side
    1,168,280.20x = 1,018,502,044,804.88
  5. Step 5: Solve for x
    x = 1,018,502,044,804.88/1,168,280.20
  6. Step 6: Final answer
    x = 871,796.03

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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.