Home / 1,219,223.93-1,682,362.37-675,225.41

Finding the Fourth Proportional to 1,219,223.93, 1,682,362.37 and 675,225.41

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Solution

The fourth proportional to 1,219,223.93, 1,682,362.37 and 675,225.41 is: 931,718.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,223.93 : 1,682,362.37 = 675,225.41 : x
  2. Step 2: Convert to fraction form
    1,219,223.93/1,682,362.37 = 675,225.41/x
  3. Step 3: Cross multiply
    1,219,223.93x = 1,682,362.37 × 675,225.41
  4. Step 4: Simplify right side
    1,219,223.93x = 1,135,973,814,328.07
  5. Step 5: Solve for x
    x = 1,135,973,814,328.07/1,219,223.93
  6. Step 6: Final answer
    x = 931,718.77

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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.