Home / 1,484,188.60-2,226,647.40-419,216.80

Finding the Fourth Proportional to 1,484,188.60, 2,226,647.40 and 419,216.80

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Solution

The fourth proportional to 1,484,188.60, 2,226,647.40 and 419,216.80 is: 628,928.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,188.60 : 2,226,647.40 = 419,216.80 : x
  2. Step 2: Convert to fraction form
    1,484,188.60/2,226,647.40 = 419,216.80/x
  3. Step 3: Cross multiply
    1,484,188.60x = 2,226,647.40 × 419,216.80
  4. Step 4: Simplify right side
    1,484,188.60x = 933,447,997,756.32
  5. Step 5: Solve for x
    x = 933,447,997,756.32/1,484,188.60
  6. Step 6: Final answer
    x = 628,928.15

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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.