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Finding the Fourth Proportional to 1,086,442.04, 1,499,262 and 602,993

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Solution

The fourth proportional to 1,086,442.04, 1,499,262 and 602,993 is: 832,114.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,442.04 : 1,499,262 = 602,993 : x
  2. Step 2: Convert to fraction form
    1,086,442.04/1,499,262 = 602,993/x
  3. Step 3: Cross multiply
    1,086,442.04x = 1,499,262 × 602,993
  4. Step 4: Simplify right side
    1,086,442.04x = 904,044,491,166
  5. Step 5: Solve for x
    x = 904,044,491,166/1,086,442.04
  6. Step 6: Final answer
    x = 832,114.79

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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.