Home / 1,311,600.60-1,967,400.90-471,101.40

Finding the Fourth Proportional to 1,311,600.60, 1,967,400.90 and 471,101.40

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Solution

The fourth proportional to 1,311,600.60, 1,967,400.90 and 471,101.40 is: 706,652.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,600.60 : 1,967,400.90 = 471,101.40 : x
  2. Step 2: Convert to fraction form
    1,311,600.60/1,967,400.90 = 471,101.40/x
  3. Step 3: Cross multiply
    1,311,600.60x = 1,967,400.90 × 471,101.40
  4. Step 4: Simplify right side
    1,311,600.60x = 926,845,318,351.26
  5. Step 5: Solve for x
    x = 926,845,318,351.26/1,311,600.60
  6. Step 6: Final answer
    x = 706,652.10

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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.