Home / 1,720,027.41-2,580,056.72-521,949.74

Finding the Fourth Proportional to 1,720,027.41, 2,580,056.72 and 521,949.74

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Solution

The fourth proportional to 1,720,027.41, 2,580,056.72 and 521,949.74 is: 782,929.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,027.41 : 2,580,056.72 = 521,949.74 : x
  2. Step 2: Convert to fraction form
    1,720,027.41/2,580,056.72 = 521,949.74/x
  3. Step 3: Cross multiply
    1,720,027.41x = 2,580,056.72 × 521,949.74
  4. Step 4: Simplify right side
    1,720,027.41x = 1,346,659,918,679.22
  5. Step 5: Solve for x
    x = 1,346,659,918,679.22/1,720,027.41
  6. Step 6: Final answer
    x = 782,929.34

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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.