Home / 2,072,799.40-3,113,864.70-2,016,812.20

Finding the Fourth Proportional to 2,072,799.40, 3,113,864.70 and 2,016,812.20

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Solution

The fourth proportional to 2,072,799.40, 3,113,864.70 and 2,016,812.20 is: 3,029,757.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,799.40 : 3,113,864.70 = 2,016,812.20 : x
  2. Step 2: Convert to fraction form
    2,072,799.40/3,113,864.70 = 2,016,812.20/x
  3. Step 3: Cross multiply
    2,072,799.40x = 3,113,864.70 × 2,016,812.20
  4. Step 4: Simplify right side
    2,072,799.40x = 6,280,080,316,109.34
  5. Step 5: Solve for x
    x = 6,280,080,316,109.34/2,072,799.40
  6. Step 6: Final answer
    x = 3,029,757.88

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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.