Home / 2,171,374.60-2,996,856.22-1,204,816.36

Finding the Fourth Proportional to 2,171,374.60, 2,996,856.22 and 1,204,816.36

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Solution

The fourth proportional to 2,171,374.60, 2,996,856.22 and 1,204,816.36 is: 1,662,845.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,374.60 : 2,996,856.22 = 1,204,816.36 : x
  2. Step 2: Convert to fraction form
    2,171,374.60/2,996,856.22 = 1,204,816.36/x
  3. Step 3: Cross multiply
    2,171,374.60x = 2,996,856.22 × 1,204,816.36
  4. Step 4: Simplify right side
    2,171,374.60x = 3,610,661,402,423.76
  5. Step 5: Solve for x
    x = 3,610,661,402,423.76/2,171,374.60
  6. Step 6: Final answer
    x = 1,662,845.92

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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.