Home / 2,893,295.40-4,335,795.90-2,129,173.80

Finding the Fourth Proportional to 2,893,295.40, 4,335,795.90 and 2,129,173.80

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Solution

The fourth proportional to 2,893,295.40, 4,335,795.90 and 2,129,173.80 is: 3,190,708.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893,295.40 : 4,335,795.90 = 2,129,173.80 : x
  2. Step 2: Convert to fraction form
    2,893,295.40/4,335,795.90 = 2,129,173.80/x
  3. Step 3: Cross multiply
    2,893,295.40x = 4,335,795.90 × 2,129,173.80
  4. Step 4: Simplify right side
    2,893,295.40x = 9,231,663,032,427.42
  5. Step 5: Solve for x
    x = 9,231,663,032,427.42/2,893,295.40
  6. Step 6: Final answer
    x = 3,190,708.78

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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.