Home / 2,154,935.60-3,232,403.40-1,972,977.20

Finding the Fourth Proportional to 2,154,935.60, 3,232,403.40 and 1,972,977.20

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Solution

The fourth proportional to 2,154,935.60, 3,232,403.40 and 1,972,977.20 is: 2,959,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,935.60 : 3,232,403.40 = 1,972,977.20 : x
  2. Step 2: Convert to fraction form
    2,154,935.60/3,232,403.40 = 1,972,977.20/x
  3. Step 3: Cross multiply
    2,154,935.60x = 3,232,403.40 × 1,972,977.20
  4. Step 4: Simplify right side
    2,154,935.60x = 6,377,458,209,402.48
  5. Step 5: Solve for x
    x = 6,377,458,209,402.48/2,154,935.60
  6. Step 6: Final answer
    x = 2,959,465.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.