Home / 2,690,982.96-3,709,697.88-2,117,026.32

Finding the Fourth Proportional to 2,690,982.96, 3,709,697.88 and 2,117,026.32

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Solution

The fourth proportional to 2,690,982.96, 3,709,697.88 and 2,117,026.32 is: 2,918,460.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,982.96 : 3,709,697.88 = 2,117,026.32 : x
  2. Step 2: Convert to fraction form
    2,690,982.96/3,709,697.88 = 2,117,026.32/x
  3. Step 3: Cross multiply
    2,690,982.96x = 3,709,697.88 × 2,117,026.32
  4. Step 4: Simplify right side
    2,690,982.96x = 7,853,528,051,208.20
  5. Step 5: Solve for x
    x = 7,853,528,051,208.20/2,690,982.96
  6. Step 6: Final answer
    x = 2,918,460.71

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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.