Home / 1,066,539.05-1,599,808.58-783,103.85

Finding the Fourth Proportional to 1,066,539.05, 1,599,808.58 and 783,103.85

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Solution

The fourth proportional to 1,066,539.05, 1,599,808.58 and 783,103.85 is: 1,174,655.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,539.05 : 1,599,808.58 = 783,103.85 : x
  2. Step 2: Convert to fraction form
    1,066,539.05/1,599,808.58 = 783,103.85/x
  3. Step 3: Cross multiply
    1,066,539.05x = 1,599,808.58 × 783,103.85
  4. Step 4: Simplify right side
    1,066,539.05x = 1,252,816,254,345.51
  5. Step 5: Solve for x
    x = 1,252,816,254,345.51/1,066,539.05
  6. Step 6: Final answer
    x = 1,174,655.78

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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.