Home / 2,379,038.19-3,282,984.36-1,291,286.37

Finding the Fourth Proportional to 2,379,038.19, 3,282,984.36 and 1,291,286.37

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Solution

The fourth proportional to 2,379,038.19, 3,282,984.36 and 1,291,286.37 is: 1,781,927.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,038.19 : 3,282,984.36 = 1,291,286.37 : x
  2. Step 2: Convert to fraction form
    2,379,038.19/3,282,984.36 = 1,291,286.37/x
  3. Step 3: Cross multiply
    2,379,038.19x = 3,282,984.36 × 1,291,286.37
  4. Step 4: Simplify right side
    2,379,038.19x = 4,239,272,956,991.17
  5. Step 5: Solve for x
    x = 4,239,272,956,991.17/2,379,038.19
  6. Step 6: Final answer
    x = 1,781,927.24

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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.