Home / 3,009,420.08-4,514,077.87-1,212,257.61

Finding the Fourth Proportional to 3,009,420.08, 4,514,077.87 and 1,212,257.61

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Solution

The fourth proportional to 3,009,420.08, 4,514,077.87 and 1,212,257.61 is: 1,818,365.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,420.08 : 4,514,077.87 = 1,212,257.61 : x
  2. Step 2: Convert to fraction form
    3,009,420.08/4,514,077.87 = 1,212,257.61/x
  3. Step 3: Cross multiply
    3,009,420.08x = 4,514,077.87 × 1,212,257.61
  4. Step 4: Simplify right side
    3,009,420.08x = 5,472,225,247,009.45
  5. Step 5: Solve for x
    x = 5,472,225,247,009.45/3,009,420.08
  6. Step 6: Final answer
    x = 1,818,365.37

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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.