Home / 1,122,043.19-1,683,079.67-374,089.43

Finding the Fourth Proportional to 1,122,043.19, 1,683,079.67 and 374,089.43

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Solution

The fourth proportional to 1,122,043.19, 1,683,079.67 and 374,089.43 is: 561,139.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,043.19 : 1,683,079.67 = 374,089.43 : x
  2. Step 2: Convert to fraction form
    1,122,043.19/1,683,079.67 = 374,089.43/x
  3. Step 3: Cross multiply
    1,122,043.19x = 1,683,079.67 × 374,089.43
  4. Step 4: Simplify right side
    1,122,043.19x = 629,622,314,394.89
  5. Step 5: Solve for x
    x = 629,622,314,394.89/1,122,043.19
  6. Step 6: Final answer
    x = 561,139.11

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1.5x scale

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.