Home / 1,874,530.20-2,811,214.05-676,296.78

Finding the Fourth Proportional to 1,874,530.20, 2,811,214.05 and 676,296.78

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Solution

The fourth proportional to 1,874,530.20, 2,811,214.05 and 676,296.78 is: 1,014,235.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,530.20 : 2,811,214.05 = 676,296.78 : x
  2. Step 2: Convert to fraction form
    1,874,530.20/2,811,214.05 = 676,296.78/x
  3. Step 3: Cross multiply
    1,874,530.20x = 2,811,214.05 × 676,296.78
  4. Step 4: Simplify right side
    1,874,530.20x = 1,901,215,009,905.76
  5. Step 5: Solve for x
    x = 1,901,215,009,905.76/1,874,530.20
  6. Step 6: Final answer
    x = 1,014,235.47

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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.