Home / 2,180,917.50-3,009,521.14-1,214,022.93

Finding the Fourth Proportional to 2,180,917.50, 3,009,521.14 and 1,214,022.93

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Solution

The fourth proportional to 2,180,917.50, 3,009,521.14 and 1,214,022.93 is: 1,675,270.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,917.50 : 3,009,521.14 = 1,214,022.93 : x
  2. Step 2: Convert to fraction form
    2,180,917.50/3,009,521.14 = 1,214,022.93/x
  3. Step 3: Cross multiply
    2,180,917.50x = 3,009,521.14 × 1,214,022.93
  4. Step 4: Simplify right side
    2,180,917.50x = 3,653,627,672,279.74
  5. Step 5: Solve for x
    x = 3,653,627,672,279.74/2,180,917.50
  6. Step 6: Final answer
    x = 1,675,270.92

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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.