Home / 2,763,291.40-4,144,937.10-1,640,782.60

Finding the Fourth Proportional to 2,763,291.40, 4,144,937.10 and 1,640,782.60

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Solution

The fourth proportional to 2,763,291.40, 4,144,937.10 and 1,640,782.60 is: 2,461,173.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763,291.40 : 4,144,937.10 = 1,640,782.60 : x
  2. Step 2: Convert to fraction form
    2,763,291.40/4,144,937.10 = 1,640,782.60/x
  3. Step 3: Cross multiply
    2,763,291.40x = 4,144,937.10 × 1,640,782.60
  4. Step 4: Simplify right side
    2,763,291.40x = 6,800,940,671,774.46
  5. Step 5: Solve for x
    x = 6,800,940,671,774.46/2,763,291.40
  6. Step 6: Final answer
    x = 2,461,173.90

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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.