Home / 1,166,272.40-1,749,408.60-493,113.80

Finding the Fourth Proportional to 1,166,272.40, 1,749,408.60 and 493,113.80

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Solution

The fourth proportional to 1,166,272.40, 1,749,408.60 and 493,113.80 is: 739,670.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,272.40 : 1,749,408.60 = 493,113.80 : x
  2. Step 2: Convert to fraction form
    1,166,272.40/1,749,408.60 = 493,113.80/x
  3. Step 3: Cross multiply
    1,166,272.40x = 1,749,408.60 × 493,113.80
  4. Step 4: Simplify right side
    1,166,272.40x = 862,657,522,498.68
  5. Step 5: Solve for x
    x = 862,657,522,498.68/1,166,272.40
  6. Step 6: Final answer
    x = 739,670.70

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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.