Home / 2,824,239.32-3,899,327.12-2,169,699.64

Finding the Fourth Proportional to 2,824,239.32, 3,899,327.12 and 2,169,699.64

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Solution

The fourth proportional to 2,824,239.32, 3,899,327.12 and 2,169,699.64 is: 2,995,627.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824,239.32 : 3,899,327.12 = 2,169,699.64 : x
  2. Step 2: Convert to fraction form
    2,824,239.32/3,899,327.12 = 2,169,699.64/x
  3. Step 3: Cross multiply
    2,824,239.32x = 3,899,327.12 × 2,169,699.64
  4. Step 4: Simplify right side
    2,824,239.32x = 8,460,368,648,506.24
  5. Step 5: Solve for x
    x = 8,460,368,648,506.24/2,824,239.32
  6. Step 6: Final answer
    x = 2,995,627.38

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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.