Home / 2,019,939.60-3,029,909.40-1,264,112.40

Finding the Fourth Proportional to 2,019,939.60, 3,029,909.40 and 1,264,112.40

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Solution

The fourth proportional to 2,019,939.60, 3,029,909.40 and 1,264,112.40 is: 1,896,168.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,939.60 : 3,029,909.40 = 1,264,112.40 : x
  2. Step 2: Convert to fraction form
    2,019,939.60/3,029,909.40 = 1,264,112.40/x
  3. Step 3: Cross multiply
    2,019,939.60x = 3,029,909.40 × 1,264,112.40
  4. Step 4: Simplify right side
    2,019,939.60x = 3,830,146,043,416.56
  5. Step 5: Solve for x
    x = 3,830,146,043,416.56/2,019,939.60
  6. Step 6: Final answer
    x = 1,896,168.60

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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.