Home / 3,768,051.70-5,643,783.15-2,640,013.30

Finding the Fourth Proportional to 3,768,051.70, 5,643,783.15 and 2,640,013.30

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Solution

The fourth proportional to 3,768,051.70, 5,643,783.15 and 2,640,013.30 is: 3,954,208.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,051.70 : 5,643,783.15 = 2,640,013.30 : x
  2. Step 2: Convert to fraction form
    3,768,051.70/5,643,783.15 = 2,640,013.30/x
  3. Step 3: Cross multiply
    3,768,051.70x = 5,643,783.15 × 2,640,013.30
  4. Step 4: Simplify right side
    3,768,051.70x = 14,899,662,578,315.89
  5. Step 5: Solve for x
    x = 14,899,662,578,315.89/3,768,051.70
  6. Step 6: Final answer
    x = 3,954,208.64

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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.