Home / 1,134,161.30-1,565,141.64-624,863.67

Finding the Fourth Proportional to 1,134,161.30, 1,565,141.64 and 624,863.67

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Solution

The fourth proportional to 1,134,161.30, 1,565,141.64 and 624,863.67 is: 862,311.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,161.30 : 1,565,141.64 = 624,863.67 : x
  2. Step 2: Convert to fraction form
    1,134,161.30/1,565,141.64 = 624,863.67/x
  3. Step 3: Cross multiply
    1,134,161.30x = 1,565,141.64 × 624,863.67
  4. Step 4: Simplify right side
    1,134,161.30x = 978,000,149,240.22
  5. Step 5: Solve for x
    x = 978,000,149,240.22/1,134,161.30
  6. Step 6: Final answer
    x = 862,311.34

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Double scale
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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.