Home / 1,415,017.80-2,122,858.80-468,388.50

Finding the Fourth Proportional to 1,415,017.80, 2,122,858.80 and 468,388.50

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Solution

The fourth proportional to 1,415,017.80, 2,122,858.80 and 468,388.50 is: 702,692.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,017.80 : 2,122,858.80 = 468,388.50 : x
  2. Step 2: Convert to fraction form
    1,415,017.80/2,122,858.80 = 468,388.50/x
  3. Step 3: Cross multiply
    1,415,017.80x = 2,122,858.80 × 468,388.50
  4. Step 4: Simplify right side
    1,415,017.80x = 994,322,649,043.80
  5. Step 5: Solve for x
    x = 994,322,649,043.80/1,415,017.80
  6. Step 6: Final answer
    x = 702,692.68

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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.