Home / 1,076,871.72-1,486,063.86-586,845.60

Finding the Fourth Proportional to 1,076,871.72, 1,486,063.86 and 586,845.60

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Solution

The fourth proportional to 1,076,871.72, 1,486,063.86 and 586,845.60 is: 809,836.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,871.72 : 1,486,063.86 = 586,845.60 : x
  2. Step 2: Convert to fraction form
    1,076,871.72/1,486,063.86 = 586,845.60/x
  3. Step 3: Cross multiply
    1,076,871.72x = 1,486,063.86 × 586,845.60
  4. Step 4: Simplify right side
    1,076,871.72x = 872,090,037,560.02
  5. Step 5: Solve for x
    x = 872,090,037,560.02/1,076,871.72
  6. Step 6: Final answer
    x = 809,836.51

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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.