Home / 1,147,336.85-1,583,041.42-717,401.81

Finding the Fourth Proportional to 1,147,336.85, 1,583,041.42 and 717,401.81

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Solution

The fourth proportional to 1,147,336.85, 1,583,041.42 and 717,401.81 is: 989,837.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,336.85 : 1,583,041.42 = 717,401.81 : x
  2. Step 2: Convert to fraction form
    1,147,336.85/1,583,041.42 = 717,401.81/x
  3. Step 3: Cross multiply
    1,147,336.85x = 1,583,041.42 × 717,401.81
  4. Step 4: Simplify right side
    1,147,336.85x = 1,135,676,784,867.33
  5. Step 5: Solve for x
    x = 1,135,676,784,867.33/1,147,336.85
  6. Step 6: Final answer
    x = 989,837.28

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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.