Home / 2,161,364.32-2,982,967.90-2,090,387.96

Finding the Fourth Proportional to 2,161,364.32, 2,982,967.90 and 2,090,387.96

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Solution

The fourth proportional to 2,161,364.32, 2,982,967.90 and 2,090,387.96 is: 2,885,011.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161,364.32 : 2,982,967.90 = 2,090,387.96 : x
  2. Step 2: Convert to fraction form
    2,161,364.32/2,982,967.90 = 2,090,387.96/x
  3. Step 3: Cross multiply
    2,161,364.32x = 2,982,967.90 × 2,090,387.96
  4. Step 4: Simplify right side
    2,161,364.32x = 6,235,560,183,226.48
  5. Step 5: Solve for x
    x = 6,235,560,183,226.48/2,161,364.32
  6. Step 6: Final answer
    x = 2,885,011.16

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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.