Home / 1,137,445.33-1,568,953.66-864,915.77

Finding the Fourth Proportional to 1,137,445.33, 1,568,953.66 and 864,915.77

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Solution

The fourth proportional to 1,137,445.33, 1,568,953.66 and 864,915.77 is: 1,193,035.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,445.33 : 1,568,953.66 = 864,915.77 : x
  2. Step 2: Convert to fraction form
    1,137,445.33/1,568,953.66 = 864,915.77/x
  3. Step 3: Cross multiply
    1,137,445.33x = 1,568,953.66 × 864,915.77
  4. Step 4: Simplify right side
    1,137,445.33x = 1,357,012,762,933.22
  5. Step 5: Solve for x
    x = 1,357,012,762,933.22/1,137,445.33
  6. Step 6: Final answer
    x = 1,193,035.59

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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.