Home / 1,226,201.40-1,839,359.70-384,780.60

Finding the Fourth Proportional to 1,226,201.40, 1,839,359.70 and 384,780.60

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Solution

The fourth proportional to 1,226,201.40, 1,839,359.70 and 384,780.60 is: 577,188.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,201.40 : 1,839,359.70 = 384,780.60 : x
  2. Step 2: Convert to fraction form
    1,226,201.40/1,839,359.70 = 384,780.60/x
  3. Step 3: Cross multiply
    1,226,201.40x = 1,839,359.70 × 384,780.60
  4. Step 4: Simplify right side
    1,226,201.40x = 707,749,928,981.82
  5. Step 5: Solve for x
    x = 707,749,928,981.82/1,226,201.40
  6. Step 6: Final answer
    x = 577,188.97

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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.