Home / 2,022,902.60-3,037,853.10-1,316,064.20

Finding the Fourth Proportional to 2,022,902.60, 3,037,853.10 and 1,316,064.20

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Solution

The fourth proportional to 2,022,902.60, 3,037,853.10 and 1,316,064.20 is: 1,976,372.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022,902.60 : 3,037,853.10 = 1,316,064.20 : x
  2. Step 2: Convert to fraction form
    2,022,902.60/3,037,853.10 = 1,316,064.20/x
  3. Step 3: Cross multiply
    2,022,902.60x = 3,037,853.10 × 1,316,064.20
  4. Step 4: Simplify right side
    2,022,902.60x = 3,998,009,709,769.02
  5. Step 5: Solve for x
    x = 3,998,009,709,769.02/2,022,902.60
  6. Step 6: Final answer
    x = 1,976,372.82

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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.