Home / 2,317,603.20-3,476,750.40-821,577.60

Finding the Fourth Proportional to 2,317,603.20, 3,476,750.40 and 821,577.60

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Solution

The fourth proportional to 2,317,603.20, 3,476,750.40 and 821,577.60 is: 1,232,488.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317,603.20 : 3,476,750.40 = 821,577.60 : x
  2. Step 2: Convert to fraction form
    2,317,603.20/3,476,750.40 = 821,577.60/x
  3. Step 3: Cross multiply
    2,317,603.20x = 3,476,750.40 × 821,577.60
  4. Step 4: Simplify right side
    2,317,603.20x = 2,856,420,249,431.04
  5. Step 5: Solve for x
    x = 2,856,420,249,431.04/2,317,603.20
  6. Step 6: Final answer
    x = 1,232,488.91

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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.