Home / 2,980,906.80-4,466,111.40-2,445,529.20

Finding the Fourth Proportional to 2,980,906.80, 4,466,111.40 and 2,445,529.20

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Solution

The fourth proportional to 2,980,906.80, 4,466,111.40 and 2,445,529.20 is: 3,663,987.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,906.80 : 4,466,111.40 = 2,445,529.20 : x
  2. Step 2: Convert to fraction form
    2,980,906.80/4,466,111.40 = 2,445,529.20/x
  3. Step 3: Cross multiply
    2,980,906.80x = 4,466,111.40 × 2,445,529.20
  4. Step 4: Simplify right side
    2,980,906.80x = 10,922,005,839,152.88
  5. Step 5: Solve for x
    x = 10,922,005,839,152.88/2,980,906.80
  6. Step 6: Final answer
    x = 3,663,987.70

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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.