Home / 1,945,447.50-2,918,184.21-615,751.50

Finding the Fourth Proportional to 1,945,447.50, 2,918,184.21 and 615,751.50

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Solution

The fourth proportional to 1,945,447.50, 2,918,184.21 and 615,751.50 is: 923,631.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,447.50 : 2,918,184.21 = 615,751.50 : x
  2. Step 2: Convert to fraction form
    1,945,447.50/2,918,184.21 = 615,751.50/x
  3. Step 3: Cross multiply
    1,945,447.50x = 2,918,184.21 × 615,751.50
  4. Step 4: Simplify right side
    1,945,447.50x = 1,796,876,304,583.82
  5. Step 5: Solve for x
    x = 1,796,876,304,583.82/1,945,447.50
  6. Step 6: Final answer
    x = 923,631.35

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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.