Home / 3,066,688.75-4,232,215.41-1,690,028.81

Finding the Fourth Proportional to 3,066,688.75, 4,232,215.41 and 1,690,028.81

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Solution

The fourth proportional to 3,066,688.75, 4,232,215.41 and 1,690,028.81 is: 2,332,341.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,688.75 : 4,232,215.41 = 1,690,028.81 : x
  2. Step 2: Convert to fraction form
    3,066,688.75/4,232,215.41 = 1,690,028.81/x
  3. Step 3: Cross multiply
    3,066,688.75x = 4,232,215.41 × 1,690,028.81
  4. Step 4: Simplify right side
    3,066,688.75x = 7,152,565,973,025.96
  5. Step 5: Solve for x
    x = 7,152,565,973,025.96/3,066,688.75
  6. Step 6: Final answer
    x = 2,332,341.67

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Double scale
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Similar ratio
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1.5x scale

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.