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Finding the Fourth Proportional to 1,760,580, 2,429,629.84 and 955,764

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Solution

The fourth proportional to 1,760,580, 2,429,629.84 and 955,764 is: 1,318,970.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,580 : 2,429,629.84 = 955,764 : x
  2. Step 2: Convert to fraction form
    1,760,580/2,429,629.84 = 955,764/x
  3. Step 3: Cross multiply
    1,760,580x = 2,429,629.84 × 955,764
  4. Step 4: Simplify right side
    1,760,580x = 2,322,152,734,397.76
  5. Step 5: Solve for x
    x = 2,322,152,734,397.76/1,760,580
  6. Step 6: Final answer
    x = 1,318,970.30

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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.