Home / 2,447,176.31-3,378,012.75-2,101,624.64

Finding the Fourth Proportional to 2,447,176.31, 3,378,012.75 and 2,101,624.64

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Solution

The fourth proportional to 2,447,176.31, 3,378,012.75 and 2,101,624.64 is: 2,901,023.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447,176.31 : 3,378,012.75 = 2,101,624.64 : x
  2. Step 2: Convert to fraction form
    2,447,176.31/3,378,012.75 = 2,101,624.64/x
  3. Step 3: Cross multiply
    2,447,176.31x = 3,378,012.75 × 2,101,624.64
  4. Step 4: Simplify right side
    2,447,176.31x = 7,099,314,812,744.10
  5. Step 5: Solve for x
    x = 7,099,314,812,744.10/2,447,176.31
  6. Step 6: Final answer
    x = 2,901,023.03

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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.