Home / 1,147,081.19-1,719,615.76-436,636.67

Finding the Fourth Proportional to 1,147,081.19, 1,719,615.76 and 436,636.67

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Solution

The fourth proportional to 1,147,081.19, 1,719,615.76 and 436,636.67 is: 654,572.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,081.19 : 1,719,615.76 = 436,636.67 : x
  2. Step 2: Convert to fraction form
    1,147,081.19/1,719,615.76 = 436,636.67/x
  3. Step 3: Cross multiply
    1,147,081.19x = 1,719,615.76 × 436,636.67
  4. Step 4: Simplify right side
    1,147,081.19x = 750,847,289,436.25
  5. Step 5: Solve for x
    x = 750,847,289,436.25/1,147,081.19
  6. Step 6: Final answer
    x = 654,572.06

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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.