Home / 2,542,900.10-3,509,239.44-1,381,368.20

Finding the Fourth Proportional to 2,542,900.10, 3,509,239.44 and 1,381,368.20

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Solution

The fourth proportional to 2,542,900.10, 3,509,239.44 and 1,381,368.20 is: 1,906,308.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542,900.10 : 3,509,239.44 = 1,381,368.20 : x
  2. Step 2: Convert to fraction form
    2,542,900.10/3,509,239.44 = 1,381,368.20/x
  3. Step 3: Cross multiply
    2,542,900.10x = 3,509,239.44 × 1,381,368.20
  4. Step 4: Simplify right side
    2,542,900.10x = 4,847,551,751,055.61
  5. Step 5: Solve for x
    x = 4,847,551,751,055.61/2,542,900.10
  6. Step 6: Final answer
    x = 1,906,308.38

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1.5x scale

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.