Home / 3,848,443.66-5,310,899.49-2,129,724.10

Finding the Fourth Proportional to 3,848,443.66, 5,310,899.49 and 2,129,724.10

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Solution

The fourth proportional to 3,848,443.66, 5,310,899.49 and 2,129,724.10 is: 2,939,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848,443.66 : 5,310,899.49 = 2,129,724.10 : x
  2. Step 2: Convert to fraction form
    3,848,443.66/5,310,899.49 = 2,129,724.10/x
  3. Step 3: Cross multiply
    3,848,443.66x = 5,310,899.49 × 2,129,724.10
  4. Step 4: Simplify right side
    3,848,443.66x = 11,310,750,636,530.71
  5. Step 5: Solve for x
    x = 11,310,750,636,530.71/3,848,443.66
  6. Step 6: Final answer
    x = 2,939,045.40

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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.