Home / 2,953,696.78-4,076,859.90-1,923,770.98

Finding the Fourth Proportional to 2,953,696.78, 4,076,859.90 and 1,923,770.98

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Solution

The fourth proportional to 2,953,696.78, 4,076,859.90 and 1,923,770.98 is: 2,655,297.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953,696.78 : 4,076,859.90 = 1,923,770.98 : x
  2. Step 2: Convert to fraction form
    2,953,696.78/4,076,859.90 = 1,923,770.98/x
  3. Step 3: Cross multiply
    2,953,696.78x = 4,076,859.90 × 1,923,770.98
  4. Step 4: Simplify right side
    2,953,696.78x = 7,842,944,765,145.70
  5. Step 5: Solve for x
    x = 7,842,944,765,145.70/2,953,696.78
  6. Step 6: Final answer
    x = 2,655,297.87

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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.