Home / 1,214,892.30-1,822,338.45-540,972.30

Finding the Fourth Proportional to 1,214,892.30, 1,822,338.45 and 540,972.30

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Solution

The fourth proportional to 1,214,892.30, 1,822,338.45 and 540,972.30 is: 811,458.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,892.30 : 1,822,338.45 = 540,972.30 : x
  2. Step 2: Convert to fraction form
    1,214,892.30/1,822,338.45 = 540,972.30/x
  3. Step 3: Cross multiply
    1,214,892.30x = 1,822,338.45 × 540,972.30
  4. Step 4: Simplify right side
    1,214,892.30x = 985,834,622,674.94
  5. Step 5: Solve for x
    x = 985,834,622,674.94/1,214,892.30
  6. Step 6: Final answer
    x = 811,458.45

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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.