Home / 1,605,819.60-2,406,688.20-658,119.60

Finding the Fourth Proportional to 1,605,819.60, 2,406,688.20 and 658,119.60

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Solution

The fourth proportional to 1,605,819.60, 2,406,688.20 and 658,119.60 is: 986,342.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,819.60 : 2,406,688.20 = 658,119.60 : x
  2. Step 2: Convert to fraction form
    1,605,819.60/2,406,688.20 = 658,119.60/x
  3. Step 3: Cross multiply
    1,605,819.60x = 2,406,688.20 × 658,119.60
  4. Step 4: Simplify right side
    1,605,819.60x = 1,583,888,675,508.72
  5. Step 5: Solve for x
    x = 1,583,888,675,508.72/1,605,819.60
  6. Step 6: Final answer
    x = 986,342.85

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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.