Home / 2,197,611.90-3,032,560.08-1,230,520.50

Finding the Fourth Proportional to 2,197,611.90, 3,032,560.08 and 1,230,520.50

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Solution

The fourth proportional to 2,197,611.90, 3,032,560.08 and 1,230,520.50 is: 1,698,037.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,611.90 : 3,032,560.08 = 1,230,520.50 : x
  2. Step 2: Convert to fraction form
    2,197,611.90/3,032,560.08 = 1,230,520.50/x
  3. Step 3: Cross multiply
    2,197,611.90x = 3,032,560.08 × 1,230,520.50
  4. Step 4: Simplify right side
    2,197,611.90x = 3,731,627,345,921.64
  5. Step 5: Solve for x
    x = 3,731,627,345,921.64/2,197,611.90
  6. Step 6: Final answer
    x = 1,698,037.47

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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.