Home / 1,729,969.49-2,387,348.39-955,653.63

Finding the Fourth Proportional to 1,729,969.49, 2,387,348.39 and 955,653.63

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Solution

The fourth proportional to 1,729,969.49, 2,387,348.39 and 955,653.63 is: 1,318,796.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,969.49 : 2,387,348.39 = 955,653.63 : x
  2. Step 2: Convert to fraction form
    1,729,969.49/2,387,348.39 = 955,653.63/x
  3. Step 3: Cross multiply
    1,729,969.49x = 2,387,348.39 × 955,653.63
  4. Step 4: Simplify right side
    1,729,969.49x = 2,281,478,154,978.16
  5. Step 5: Solve for x
    x = 2,281,478,154,978.16/1,729,969.49
  6. Step 6: Final answer
    x = 1,318,796.76

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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.