Home / 2,021,317.70-3,031,976.55-1,303,872.35

Finding the Fourth Proportional to 2,021,317.70, 3,031,976.55 and 1,303,872.35

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Solution

The fourth proportional to 2,021,317.70, 3,031,976.55 and 1,303,872.35 is: 1,955,808.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,317.70 : 3,031,976.55 = 1,303,872.35 : x
  2. Step 2: Convert to fraction form
    2,021,317.70/3,031,976.55 = 1,303,872.35/x
  3. Step 3: Cross multiply
    2,021,317.70x = 3,031,976.55 × 1,303,872.35
  4. Step 4: Simplify right side
    2,021,317.70x = 3,953,310,389,393.39
  5. Step 5: Solve for x
    x = 3,953,310,389,393.39/2,021,317.70
  6. Step 6: Final answer
    x = 1,955,808.53

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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.