Home / 1,591,833.60-2,196,966.02-938,579.40

Finding the Fourth Proportional to 1,591,833.60, 2,196,966.02 and 938,579.40

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Solution

The fourth proportional to 1,591,833.60, 2,196,966.02 and 938,579.40 is: 1,295,378.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,833.60 : 2,196,966.02 = 938,579.40 : x
  2. Step 2: Convert to fraction form
    1,591,833.60/2,196,966.02 = 938,579.40/x
  3. Step 3: Cross multiply
    1,591,833.60x = 2,196,966.02 × 938,579.40
  4. Step 4: Simplify right side
    1,591,833.60x = 2,062,027,044,179.09
  5. Step 5: Solve for x
    x = 2,062,027,044,179.09/1,591,833.60
  6. Step 6: Final answer
    x = 1,295,378.51

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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.