Home / 1,036,996.18-1,555,495.20-289,042.18

Finding the Fourth Proportional to 1,036,996.18, 1,555,495.20 and 289,042.18

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Solution

The fourth proportional to 1,036,996.18, 1,555,495.20 and 289,042.18 is: 433,563.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,996.18 : 1,555,495.20 = 289,042.18 : x
  2. Step 2: Convert to fraction form
    1,036,996.18/1,555,495.20 = 289,042.18/x
  3. Step 3: Cross multiply
    1,036,996.18x = 1,555,495.20 × 289,042.18
  4. Step 4: Simplify right side
    1,036,996.18x = 449,603,723,587.54
  5. Step 5: Solve for x
    x = 449,603,723,587.54/1,036,996.18
  6. Step 6: Final answer
    x = 433,563.53

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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.