Home / 3,255,939.36-4,493,480.40-1,897,783.20

Finding the Fourth Proportional to 3,255,939.36, 4,493,480.40 and 1,897,783.20

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Solution

The fourth proportional to 3,255,939.36, 4,493,480.40 and 1,897,783.20 is: 2,619,106.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255,939.36 : 4,493,480.40 = 1,897,783.20 : x
  2. Step 2: Convert to fraction form
    3,255,939.36/4,493,480.40 = 1,897,783.20/x
  3. Step 3: Cross multiply
    3,255,939.36x = 4,493,480.40 × 1,897,783.20
  4. Step 4: Simplify right side
    3,255,939.36x = 8,527,651,612,649.28
  5. Step 5: Solve for x
    x = 8,527,651,612,649.28/3,255,939.36
  6. Step 6: Final answer
    x = 2,619,106.40

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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.