Home / 2,907,783.54-4,012,686.45-1,618,614.90

Finding the Fourth Proportional to 2,907,783.54, 4,012,686.45 and 1,618,614.90

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Solution

The fourth proportional to 2,907,783.54, 4,012,686.45 and 1,618,614.90 is: 2,233,658.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,783.54 : 4,012,686.45 = 1,618,614.90 : x
  2. Step 2: Convert to fraction form
    2,907,783.54/4,012,686.45 = 1,618,614.90/x
  3. Step 3: Cross multiply
    2,907,783.54x = 4,012,686.45 × 1,618,614.90
  4. Step 4: Simplify right side
    2,907,783.54x = 6,494,994,076,998.11
  5. Step 5: Solve for x
    x = 6,494,994,076,998.11/2,907,783.54
  6. Step 6: Final answer
    x = 2,233,658.04

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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.