Home / 1,206,296.64-1,809,795.17-486,266.76

Finding the Fourth Proportional to 1,206,296.64, 1,809,795.17 and 486,266.76

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Solution

The fourth proportional to 1,206,296.64, 1,809,795.17 and 486,266.76 is: 729,541.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,296.64 : 1,809,795.17 = 486,266.76 : x
  2. Step 2: Convert to fraction form
    1,206,296.64/1,809,795.17 = 486,266.76/x
  3. Step 3: Cross multiply
    1,206,296.64x = 1,809,795.17 × 486,266.76
  4. Step 4: Simplify right side
    1,206,296.64x = 880,043,232,971.72
  5. Step 5: Solve for x
    x = 880,043,232,971.72/1,206,296.64
  6. Step 6: Final answer
    x = 729,541.31

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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.