Home / 846,636.68-1,269,905.55-619,162.70

Finding the Fourth Proportional to 846,636.68, 1,269,905.55 and 619,162.70

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Solution

The fourth proportional to 846,636.68, 1,269,905.55 and 619,162.70 is: 928,707.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,636.68 : 1,269,905.55 = 619,162.70 : x
  2. Step 2: Convert to fraction form
    846,636.68/1,269,905.55 = 619,162.70/x
  3. Step 3: Cross multiply
    846,636.68x = 1,269,905.55 × 619,162.70
  4. Step 4: Simplify right side
    846,636.68x = 786,278,142,733.46
  5. Step 5: Solve for x
    x = 786,278,142,733.46/846,636.68
  6. Step 6: Final answer
    x = 928,707.87

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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.