Home / 2,238,464.24-3,089,081.16-1,219,869.20

Finding the Fourth Proportional to 2,238,464.24, 3,089,081.16 and 1,219,869.20

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Solution

The fourth proportional to 2,238,464.24, 3,089,081.16 and 1,219,869.20 is: 1,683,419.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,464.24 : 3,089,081.16 = 1,219,869.20 : x
  2. Step 2: Convert to fraction form
    2,238,464.24/3,089,081.16 = 1,219,869.20/x
  3. Step 3: Cross multiply
    2,238,464.24x = 3,089,081.16 × 1,219,869.20
  4. Step 4: Simplify right side
    2,238,464.24x = 3,768,274,963,384.27
  5. Step 5: Solve for x
    x = 3,768,274,963,384.27/2,238,464.24
  6. Step 6: Final answer
    x = 1,683,419.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.