Home / 1,721,795.84-2,375,436.48-1,076,971.04

Finding the Fourth Proportional to 1,721,795.84, 2,375,436.48 and 1,076,971.04

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Solution

The fourth proportional to 1,721,795.84, 2,375,436.48 and 1,076,971.04 is: 1,485,818.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,795.84 : 2,375,436.48 = 1,076,971.04 : x
  2. Step 2: Convert to fraction form
    1,721,795.84/2,375,436.48 = 1,076,971.04/x
  3. Step 3: Cross multiply
    1,721,795.84x = 2,375,436.48 × 1,076,971.04
  4. Step 4: Simplify right side
    1,721,795.84x = 2,558,276,296,319.54
  5. Step 5: Solve for x
    x = 2,558,276,296,319.54/1,721,795.84
  6. Step 6: Final answer
    x = 1,485,818.61

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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.