Home / 1,102,016.40-1,650,983.40-627,291.60

Finding the Fourth Proportional to 1,102,016.40, 1,650,983.40 and 627,291.60

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Solution

The fourth proportional to 1,102,016.40, 1,650,983.40 and 627,291.60 is: 939,775.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,016.40 : 1,650,983.40 = 627,291.60 : x
  2. Step 2: Convert to fraction form
    1,102,016.40/1,650,983.40 = 627,291.60/x
  3. Step 3: Cross multiply
    1,102,016.40x = 1,650,983.40 × 627,291.60
  4. Step 4: Simplify right side
    1,102,016.40x = 1,035,648,018,559.44
  5. Step 5: Solve for x
    x = 1,035,648,018,559.44/1,102,016.40
  6. Step 6: Final answer
    x = 939,775.50

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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.