Home / 1,317,222.96-1,817,756.28-713,609.52

Finding the Fourth Proportional to 1,317,222.96, 1,817,756.28 and 713,609.52

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Solution

The fourth proportional to 1,317,222.96, 1,817,756.28 and 713,609.52 is: 984,774.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,222.96 : 1,817,756.28 = 713,609.52 : x
  2. Step 2: Convert to fraction form
    1,317,222.96/1,817,756.28 = 713,609.52/x
  3. Step 3: Cross multiply
    1,317,222.96x = 1,817,756.28 × 713,609.52
  4. Step 4: Simplify right side
    1,317,222.96x = 1,297,168,186,447.79
  5. Step 5: Solve for x
    x = 1,297,168,186,447.79/1,317,222.96
  6. Step 6: Final answer
    x = 984,774.96

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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.