Home / 1,721,809.59-2,375,455.46-1,076,984.79

Finding the Fourth Proportional to 1,721,809.59, 2,375,455.46 and 1,076,984.79

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Solution

The fourth proportional to 1,721,809.59, 2,375,455.46 and 1,076,984.79 is: 1,485,837.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,809.59 : 2,375,455.46 = 1,076,984.79 : x
  2. Step 2: Convert to fraction form
    1,721,809.59/2,375,455.46 = 1,076,984.79/x
  3. Step 3: Cross multiply
    1,721,809.59x = 2,375,455.46 × 1,076,984.79
  4. Step 4: Simplify right side
    1,721,809.59x = 2,558,329,394,357.53
  5. Step 5: Solve for x
    x = 2,558,329,394,357.53/1,721,809.59
  6. Step 6: Final answer
    x = 1,485,837.58

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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.