Home / 1,119,781.04-1,679,327.02-320,848.52

Finding the Fourth Proportional to 1,119,781.04, 1,679,327.02 and 320,848.52

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Solution

The fourth proportional to 1,119,781.04, 1,679,327.02 and 320,848.52 is: 481,174.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,781.04 : 1,679,327.02 = 320,848.52 : x
  2. Step 2: Convert to fraction form
    1,119,781.04/1,679,327.02 = 320,848.52/x
  3. Step 3: Cross multiply
    1,119,781.04x = 1,679,327.02 × 320,848.52
  4. Step 4: Simplify right side
    1,119,781.04x = 538,809,588,963.01
  5. Step 5: Solve for x
    x = 538,809,588,963.01/1,119,781.04
  6. Step 6: Final answer
    x = 481,174.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.