Home / 1,082,365.38-1,623,643.65-283,643.82

Finding the Fourth Proportional to 1,082,365.38, 1,623,643.65 and 283,643.82

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Solution

The fourth proportional to 1,082,365.38, 1,623,643.65 and 283,643.82 is: 425,490.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,365.38 : 1,623,643.65 = 283,643.82 : x
  2. Step 2: Convert to fraction form
    1,082,365.38/1,623,643.65 = 283,643.82/x
  3. Step 3: Cross multiply
    1,082,365.38x = 1,623,643.65 × 283,643.82
  4. Step 4: Simplify right side
    1,082,365.38x = 460,536,487,204.74
  5. Step 5: Solve for x
    x = 460,536,487,204.74/1,082,365.38
  6. Step 6: Final answer
    x = 425,490.78

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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.