Home / 2,683,364.20-4,028,156.70-1,619,607.40

Finding the Fourth Proportional to 2,683,364.20, 4,028,156.70 and 1,619,607.40

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Solution

The fourth proportional to 2,683,364.20, 4,028,156.70 and 1,619,607.40 is: 2,431,288.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683,364.20 : 4,028,156.70 = 1,619,607.40 : x
  2. Step 2: Convert to fraction form
    2,683,364.20/4,028,156.70 = 1,619,607.40/x
  3. Step 3: Cross multiply
    2,683,364.20x = 4,028,156.70 × 1,619,607.40
  4. Step 4: Simplify right side
    2,683,364.20x = 6,524,032,399,679.58
  5. Step 5: Solve for x
    x = 6,524,032,399,679.58/2,683,364.20
  6. Step 6: Final answer
    x = 2,431,288.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.