Home / 1,183,419-1,633,118.22-646,875

Finding the Fourth Proportional to 1,183,419, 1,633,118.22 and 646,875

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Solution

The fourth proportional to 1,183,419, 1,633,118.22 and 646,875 is: 892,687.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,419 : 1,633,118.22 = 646,875 : x
  2. Step 2: Convert to fraction form
    1,183,419/1,633,118.22 = 646,875/x
  3. Step 3: Cross multiply
    1,183,419x = 1,633,118.22 × 646,875
  4. Step 4: Simplify right side
    1,183,419x = 1,056,423,348,562.50
  5. Step 5: Solve for x
    x = 1,056,423,348,562.50/1,183,419
  6. Step 6: Final answer
    x = 892,687.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.