Home / 1,640,441.60-2,460,662.40-1,475,104.40

Finding the Fourth Proportional to 1,640,441.60, 2,460,662.40 and 1,475,104.40

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Solution

The fourth proportional to 1,640,441.60, 2,460,662.40 and 1,475,104.40 is: 2,212,656.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,441.60 : 2,460,662.40 = 1,475,104.40 : x
  2. Step 2: Convert to fraction form
    1,640,441.60/2,460,662.40 = 1,475,104.40/x
  3. Step 3: Cross multiply
    1,640,441.60x = 2,460,662.40 × 1,475,104.40
  4. Step 4: Simplify right side
    1,640,441.60x = 3,629,733,933,154.56
  5. Step 5: Solve for x
    x = 3,629,733,933,154.56/1,640,441.60
  6. Step 6: Final answer
    x = 2,212,656.60

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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.