Home / 3,016,508.20-4,518,703.98-1,395,004.21

Finding the Fourth Proportional to 3,016,508.20, 4,518,703.98 and 1,395,004.21

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Solution

The fourth proportional to 3,016,508.20, 4,518,703.98 and 1,395,004.21 is: 2,089,704.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016,508.20 : 4,518,703.98 = 1,395,004.21 : x
  2. Step 2: Convert to fraction form
    3,016,508.20/4,518,703.98 = 1,395,004.21/x
  3. Step 3: Cross multiply
    3,016,508.20x = 4,518,703.98 × 1,395,004.21
  4. Step 4: Simplify right side
    3,016,508.20x = 6,303,611,075,843.76
  5. Step 5: Solve for x
    x = 6,303,611,075,843.76/3,016,508.20
  6. Step 6: Final answer
    x = 2,089,704.60

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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.