Home / 1,938,059.66-2,906,867.67-518,226.45

Finding the Fourth Proportional to 1,938,059.66, 2,906,867.67 and 518,226.45

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Solution

The fourth proportional to 1,938,059.66, 2,906,867.67 and 518,226.45 is: 777,280.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,059.66 : 2,906,867.67 = 518,226.45 : x
  2. Step 2: Convert to fraction form
    1,938,059.66/2,906,867.67 = 518,226.45/x
  3. Step 3: Cross multiply
    1,938,059.66x = 2,906,867.67 × 518,226.45
  4. Step 4: Simplify right side
    1,938,059.66x = 1,506,415,713,243.87
  5. Step 5: Solve for x
    x = 1,506,415,713,243.87/1,938,059.66
  6. Step 6: Final answer
    x = 777,280.36

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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.