Home / 1,781,750.40-2,672,262.72-659,552.64

Finding the Fourth Proportional to 1,781,750.40, 2,672,262.72 and 659,552.64

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Solution

The fourth proportional to 1,781,750.40, 2,672,262.72 and 659,552.64 is: 989,194.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,750.40 : 2,672,262.72 = 659,552.64 : x
  2. Step 2: Convert to fraction form
    1,781,750.40/2,672,262.72 = 659,552.64/x
  3. Step 3: Cross multiply
    1,781,750.40x = 2,672,262.72 × 659,552.64
  4. Step 4: Simplify right side
    1,781,750.40x = 1,762,497,931,749.58
  5. Step 5: Solve for x
    x = 1,762,497,931,749.58/1,781,750.40
  6. Step 6: Final answer
    x = 989,194.63

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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.