Home / 2,103,600.46-3,158,200.86-1,422,774.40

Finding the Fourth Proportional to 2,103,600.46, 3,158,200.86 and 1,422,774.40

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Solution

The fourth proportional to 2,103,600.46, 3,158,200.86 and 1,422,774.40 is: 2,136,055.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,600.46 : 3,158,200.86 = 1,422,774.40 : x
  2. Step 2: Convert to fraction form
    2,103,600.46/3,158,200.86 = 1,422,774.40/x
  3. Step 3: Cross multiply
    2,103,600.46x = 3,158,200.86 × 1,422,774.40
  4. Step 4: Simplify right side
    2,103,600.46x = 4,493,407,333,665.98
  5. Step 5: Solve for x
    x = 4,493,407,333,665.98/2,103,600.46
  6. Step 6: Final answer
    x = 2,136,055.50

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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.