Home / 4,914,407.05-6,782,112.65-2,738,965.77

Finding the Fourth Proportional to 4,914,407.05, 6,782,112.65 and 2,738,965.77

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Solution

The fourth proportional to 4,914,407.05, 6,782,112.65 and 2,738,965.77 is: 3,779,901.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,407.05 : 6,782,112.65 = 2,738,965.77 : x
  2. Step 2: Convert to fraction form
    4,914,407.05/6,782,112.65 = 2,738,965.77/x
  3. Step 3: Cross multiply
    4,914,407.05x = 6,782,112.65 × 2,738,965.77
  4. Step 4: Simplify right side
    4,914,407.05x = 18,575,974,396,633.99
  5. Step 5: Solve for x
    x = 18,575,974,396,633.99/4,914,407.05
  6. Step 6: Final answer
    x = 3,779,901.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.