Home / 3,236,003.60-4,857,115.80-1,640,368.40

Finding the Fourth Proportional to 3,236,003.60, 4,857,115.80 and 1,640,368.40

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Solution

The fourth proportional to 3,236,003.60, 4,857,115.80 and 1,640,368.40 is: 2,462,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236,003.60 : 4,857,115.80 = 1,640,368.40 : x
  2. Step 2: Convert to fraction form
    3,236,003.60/4,857,115.80 = 1,640,368.40/x
  3. Step 3: Cross multiply
    3,236,003.60x = 4,857,115.80 × 1,640,368.40
  4. Step 4: Simplify right side
    3,236,003.60x = 7,967,459,273,460.72
  5. Step 5: Solve for x
    x = 7,967,459,273,460.72/3,236,003.60
  6. Step 6: Final answer
    x = 2,462,129.30

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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.