Home / 1,219,254.67-1,682,550.37-675,379.06

Finding the Fourth Proportional to 1,219,254.67, 1,682,550.37 and 675,379.06

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Solution

The fourth proportional to 1,219,254.67, 1,682,550.37 and 675,379.06 is: 932,011.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,254.67 : 1,682,550.37 = 675,379.06 : x
  2. Step 2: Convert to fraction form
    1,219,254.67/1,682,550.37 = 675,379.06/x
  3. Step 3: Cross multiply
    1,219,254.67x = 1,682,550.37 × 675,379.06
  4. Step 4: Simplify right side
    1,219,254.67x = 1,136,359,283,931.10
  5. Step 5: Solve for x
    x = 1,136,359,283,931.10/1,219,254.67
  6. Step 6: Final answer
    x = 932,011.43

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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.