Home / 2,980,468.10-4,467,640.35-1,461,815.30

Finding the Fourth Proportional to 2,980,468.10, 4,467,640.35 and 1,461,815.30

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Solution

The fourth proportional to 2,980,468.10, 4,467,640.35 and 1,461,815.30 is: 2,191,221.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,468.10 : 4,467,640.35 = 1,461,815.30 : x
  2. Step 2: Convert to fraction form
    2,980,468.10/4,467,640.35 = 1,461,815.30/x
  3. Step 3: Cross multiply
    2,980,468.10x = 4,467,640.35 × 1,461,815.30
  4. Step 4: Simplify right side
    2,980,468.10x = 6,530,865,018,527.36
  5. Step 5: Solve for x
    x = 6,530,865,018,527.36/2,980,468.10
  6. Step 6: Final answer
    x = 2,191,221.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.