Home / 1,116,371.61-1,540,546.31-632,969.43

Finding the Fourth Proportional to 1,116,371.61, 1,540,546.31 and 632,969.43

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Solution

The fourth proportional to 1,116,371.61, 1,540,546.31 and 632,969.43 is: 873,471.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,371.61 : 1,540,546.31 = 632,969.43 : x
  2. Step 2: Convert to fraction form
    1,116,371.61/1,540,546.31 = 632,969.43/x
  3. Step 3: Cross multiply
    1,116,371.61x = 1,540,546.31 × 632,969.43
  4. Step 4: Simplify right side
    1,116,371.61x = 975,118,716,564.46
  5. Step 5: Solve for x
    x = 975,118,716,564.46/1,116,371.61
  6. Step 6: Final answer
    x = 873,471.44

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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.