Home / 1,069,101.60-1,603,652.40-663,194.40

Finding the Fourth Proportional to 1,069,101.60, 1,603,652.40 and 663,194.40

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Solution

The fourth proportional to 1,069,101.60, 1,603,652.40 and 663,194.40 is: 994,791.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,101.60 : 1,603,652.40 = 663,194.40 : x
  2. Step 2: Convert to fraction form
    1,069,101.60/1,603,652.40 = 663,194.40/x
  3. Step 3: Cross multiply
    1,069,101.60x = 1,603,652.40 × 663,194.40
  4. Step 4: Simplify right side
    1,069,101.60x = 1,063,533,291,226.56
  5. Step 5: Solve for x
    x = 1,063,533,291,226.56/1,069,101.60
  6. Step 6: Final answer
    x = 994,791.60

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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.