Home / 3,236,205.60-4,857,418.80-1,640,570.40

Finding the Fourth Proportional to 3,236,205.60, 4,857,418.80 and 1,640,570.40

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Solution

The fourth proportional to 3,236,205.60, 4,857,418.80 and 1,640,570.40 is: 2,462,432.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236,205.60 : 4,857,418.80 = 1,640,570.40 : x
  2. Step 2: Convert to fraction form
    3,236,205.60/4,857,418.80 = 1,640,570.40/x
  3. Step 3: Cross multiply
    3,236,205.60x = 4,857,418.80 × 1,640,570.40
  4. Step 4: Simplify right side
    3,236,205.60x = 7,968,937,503,683.52
  5. Step 5: Solve for x
    x = 7,968,937,503,683.52/3,236,205.60
  6. Step 6: Final answer
    x = 2,462,432.39

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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.