Home / 1,511,575.70-2,267,363.55-446,628.20

Finding the Fourth Proportional to 1,511,575.70, 2,267,363.55 and 446,628.20

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Solution

The fourth proportional to 1,511,575.70, 2,267,363.55 and 446,628.20 is: 669,942.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,575.70 : 2,267,363.55 = 446,628.20 : x
  2. Step 2: Convert to fraction form
    1,511,575.70/2,267,363.55 = 446,628.20/x
  3. Step 3: Cross multiply
    1,511,575.70x = 2,267,363.55 × 446,628.20
  4. Step 4: Simplify right side
    1,511,575.70x = 1,012,668,501,082.11
  5. Step 5: Solve for x
    x = 1,012,668,501,082.11/1,511,575.70
  6. Step 6: Final answer
    x = 669,942.30

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.