Home / 2,238,465.48-3,088,992.42-1,219,848.36

Finding the Fourth Proportional to 2,238,465.48, 3,088,992.42 and 1,219,848.36

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Solution

The fourth proportional to 2,238,465.48, 3,088,992.42 and 1,219,848.36 is: 1,683,341.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,465.48 : 3,088,992.42 = 1,219,848.36 : x
  2. Step 2: Convert to fraction form
    2,238,465.48/3,088,992.42 = 1,219,848.36/x
  3. Step 3: Cross multiply
    2,238,465.48x = 3,088,992.42 × 1,219,848.36
  4. Step 4: Simplify right side
    2,238,465.48x = 3,768,102,337,589.43
  5. Step 5: Solve for x
    x = 3,768,102,337,589.43/2,238,465.48
  6. Step 6: Final answer
    x = 1,683,341.72

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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.