Home / 1,127,491.88-1,691,205.01-417,504.20

Finding the Fourth Proportional to 1,127,491.88, 1,691,205.01 and 417,504.20

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Solution

The fourth proportional to 1,127,491.88, 1,691,205.01 and 417,504.20 is: 626,244.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,491.88 : 1,691,205.01 = 417,504.20 : x
  2. Step 2: Convert to fraction form
    1,127,491.88/1,691,205.01 = 417,504.20/x
  3. Step 3: Cross multiply
    1,127,491.88x = 1,691,205.01 × 417,504.20
  4. Step 4: Simplify right side
    1,127,491.88x = 706,085,185,236.26
  5. Step 5: Solve for x
    x = 706,085,185,236.26/1,127,491.88
  6. Step 6: Final answer
    x = 626,244.14

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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.