Home / 886,851.70-1,330,277.55-837,862.90

Finding the Fourth Proportional to 886,851.70, 1,330,277.55 and 837,862.90

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Solution

The fourth proportional to 886,851.70, 1,330,277.55 and 837,862.90 is: 1,256,794.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,851.70 : 1,330,277.55 = 837,862.90 : x
  2. Step 2: Convert to fraction form
    886,851.70/1,330,277.55 = 837,862.90/x
  3. Step 3: Cross multiply
    886,851.70x = 1,330,277.55 × 837,862.90
  4. Step 4: Simplify right side
    886,851.70x = 1,114,590,205,847.90
  5. Step 5: Solve for x
    x = 1,114,590,205,847.90/886,851.70
  6. Step 6: Final answer
    x = 1,256,794.35

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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.