Home / 2,672,425.60-4,009,124.40-874,808.80

Finding the Fourth Proportional to 2,672,425.60, 4,009,124.40 and 874,808.80

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Solution

The fourth proportional to 2,672,425.60, 4,009,124.40 and 874,808.80 is: 1,312,372.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,425.60 : 4,009,124.40 = 874,808.80 : x
  2. Step 2: Convert to fraction form
    2,672,425.60/4,009,124.40 = 874,808.80/x
  3. Step 3: Cross multiply
    2,672,425.60x = 4,009,124.40 × 874,808.80
  4. Step 4: Simplify right side
    2,672,425.60x = 3,507,217,305,414.72
  5. Step 5: Solve for x
    x = 3,507,217,305,414.72/2,672,425.60
  6. Step 6: Final answer
    x = 1,312,372.29

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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.