Home / 1,314,166.68-1,971,462.96-515,014.92

Finding the Fourth Proportional to 1,314,166.68, 1,971,462.96 and 515,014.92

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Solution

The fourth proportional to 1,314,166.68, 1,971,462.96 and 515,014.92 is: 772,605.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,166.68 : 1,971,462.96 = 515,014.92 : x
  2. Step 2: Convert to fraction form
    1,314,166.68/1,971,462.96 = 515,014.92/x
  3. Step 3: Cross multiply
    1,314,166.68x = 1,971,462.96 × 515,014.92
  4. Step 4: Simplify right side
    1,314,166.68x = 1,015,332,838,627.36
  5. Step 5: Solve for x
    x = 1,015,332,838,627.36/1,314,166.68
  6. Step 6: Final answer
    x = 772,605.83

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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.