Home / 1,096,645.23-1,644,996.09-520,133.81

Finding the Fourth Proportional to 1,096,645.23, 1,644,996.09 and 520,133.81

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Solution

The fourth proportional to 1,096,645.23, 1,644,996.09 and 520,133.81 is: 780,214.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,645.23 : 1,644,996.09 = 520,133.81 : x
  2. Step 2: Convert to fraction form
    1,096,645.23/1,644,996.09 = 520,133.81/x
  3. Step 3: Cross multiply
    1,096,645.23x = 1,644,996.09 × 520,133.81
  4. Step 4: Simplify right side
    1,096,645.23x = 855,618,077,452.32
  5. Step 5: Solve for x
    x = 855,618,077,452.32/1,096,645.23
  6. Step 6: Final answer
    x = 780,214.11

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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.