Home / 1,347,621.60-2,021,464.80-401,023.20

Finding the Fourth Proportional to 1,347,621.60, 2,021,464.80 and 401,023.20

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Solution

The fourth proportional to 1,347,621.60, 2,021,464.80 and 401,023.20 is: 601,544.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,621.60 : 2,021,464.80 = 401,023.20 : x
  2. Step 2: Convert to fraction form
    1,347,621.60/2,021,464.80 = 401,023.20/x
  3. Step 3: Cross multiply
    1,347,621.60x = 2,021,464.80 × 401,023.20
  4. Step 4: Simplify right side
    1,347,621.60x = 810,654,282,783.36
  5. Step 5: Solve for x
    x = 810,654,282,783.36/1,347,621.60
  6. Step 6: Final answer
    x = 601,544.44

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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.