Home / 4,141,807.72-5,715,640.11-2,281,187.47

Finding the Fourth Proportional to 4,141,807.72, 5,715,640.11 and 2,281,187.47

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Solution

The fourth proportional to 4,141,807.72, 5,715,640.11 and 2,281,187.47 is: 3,148,008.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,141,807.72 : 5,715,640.11 = 2,281,187.47 : x
  2. Step 2: Convert to fraction form
    4,141,807.72/5,715,640.11 = 2,281,187.47/x
  3. Step 3: Cross multiply
    4,141,807.72x = 5,715,640.11 × 2,281,187.47
  4. Step 4: Simplify right side
    4,141,807.72x = 13,038,446,601,961.42
  5. Step 5: Solve for x
    x = 13,038,446,601,961.42/4,141,807.72
  6. Step 6: Final answer
    x = 3,148,008.67

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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.