Home / 1,573,408.20-2,359,930.86-436,254.60

Finding the Fourth Proportional to 1,573,408.20, 2,359,930.86 and 436,254.60

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Solution

The fourth proportional to 1,573,408.20, 2,359,930.86 and 436,254.60 is: 654,331.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,408.20 : 2,359,930.86 = 436,254.60 : x
  2. Step 2: Convert to fraction form
    1,573,408.20/2,359,930.86 = 436,254.60/x
  3. Step 3: Cross multiply
    1,573,408.20x = 2,359,930.86 × 436,254.60
  4. Step 4: Simplify right side
    1,573,408.20x = 1,029,530,693,356.96
  5. Step 5: Solve for x
    x = 1,029,530,693,356.96/1,573,408.20
  6. Step 6: Final answer
    x = 654,331.59

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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.