Home / 2,964,405.40-4,446,608.10-2,019,621.40

Finding the Fourth Proportional to 2,964,405.40, 4,446,608.10 and 2,019,621.40

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Solution

The fourth proportional to 2,964,405.40, 4,446,608.10 and 2,019,621.40 is: 3,029,432.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964,405.40 : 4,446,608.10 = 2,019,621.40 : x
  2. Step 2: Convert to fraction form
    2,964,405.40/4,446,608.10 = 2,019,621.40/x
  3. Step 3: Cross multiply
    2,964,405.40x = 4,446,608.10 × 2,019,621.40
  4. Step 4: Simplify right side
    2,964,405.40x = 8,980,464,876,173.34
  5. Step 5: Solve for x
    x = 8,980,464,876,173.34/2,964,405.40
  6. Step 6: Final answer
    x = 3,029,432.10

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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.