Home / 1,786,365.53-2,465,104.08-1,011,980.56

Finding the Fourth Proportional to 1,786,365.53, 2,465,104.08 and 1,011,980.56

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Solution

The fourth proportional to 1,786,365.53, 2,465,104.08 and 1,011,980.56 is: 1,396,487.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,365.53 : 2,465,104.08 = 1,011,980.56 : x
  2. Step 2: Convert to fraction form
    1,786,365.53/2,465,104.08 = 1,011,980.56/x
  3. Step 3: Cross multiply
    1,786,365.53x = 2,465,104.08 × 1,011,980.56
  4. Step 4: Simplify right side
    1,786,365.53x = 2,494,637,407,336.69
  5. Step 5: Solve for x
    x = 2,494,637,407,336.69/1,786,365.53
  6. Step 6: Final answer
    x = 1,396,487.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.