Home / 3,477,703.64-4,798,990.67-1,928,819.21

Finding the Fourth Proportional to 3,477,703.64, 4,798,990.67 and 1,928,819.21

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Solution

The fourth proportional to 3,477,703.64, 4,798,990.67 and 1,928,819.21 is: 2,661,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,703.64 : 4,798,990.67 = 1,928,819.21 : x
  2. Step 2: Convert to fraction form
    3,477,703.64/4,798,990.67 = 1,928,819.21/x
  3. Step 3: Cross multiply
    3,477,703.64x = 4,798,990.67 × 1,928,819.21
  4. Step 4: Simplify right side
    3,477,703.64x = 9,256,385,359,267.72
  5. Step 5: Solve for x
    x = 9,256,385,359,267.72/3,477,703.64
  6. Step 6: Final answer
    x = 2,661,637.20

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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.