Home / 1,843,401.30-2,765,101.95-1,640,447.70

Finding the Fourth Proportional to 1,843,401.30, 2,765,101.95 and 1,640,447.70

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Solution

The fourth proportional to 1,843,401.30, 2,765,101.95 and 1,640,447.70 is: 2,460,671.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,401.30 : 2,765,101.95 = 1,640,447.70 : x
  2. Step 2: Convert to fraction form
    1,843,401.30/2,765,101.95 = 1,640,447.70/x
  3. Step 3: Cross multiply
    1,843,401.30x = 2,765,101.95 × 1,640,447.70
  4. Step 4: Simplify right side
    1,843,401.30x = 4,536,005,134,143.02
  5. Step 5: Solve for x
    x = 4,536,005,134,143.02/1,843,401.30
  6. Step 6: Final answer
    x = 2,460,671.55

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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.