Home / 1,570,635.82-2,355,673.25-417,889

Finding the Fourth Proportional to 1,570,635.82, 2,355,673.25 and 417,889

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Solution

The fourth proportional to 1,570,635.82, 2,355,673.25 and 417,889 is: 626,758.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,635.82 : 2,355,673.25 = 417,889 : x
  2. Step 2: Convert to fraction form
    1,570,635.82/2,355,673.25 = 417,889/x
  3. Step 3: Cross multiply
    1,570,635.82x = 2,355,673.25 × 417,889
  4. Step 4: Simplify right side
    1,570,635.82x = 984,409,939,813.97
  5. Step 5: Solve for x
    x = 984,409,939,813.97/1,570,635.82
  6. Step 6: Final answer
    x = 626,758.88

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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.