Home / 886,993.93-1,325,631.26-647,612.52

Finding the Fourth Proportional to 886,993.93, 1,325,631.26 and 647,612.52

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Solution

The fourth proportional to 886,993.93, 1,325,631.26 and 647,612.52 is: 967,870.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,993.93 : 1,325,631.26 = 647,612.52 : x
  2. Step 2: Convert to fraction form
    886,993.93/1,325,631.26 = 647,612.52/x
  3. Step 3: Cross multiply
    886,993.93x = 1,325,631.26 × 647,612.52
  4. Step 4: Simplify right side
    886,993.93x = 858,495,406,890.89
  5. Step 5: Solve for x
    x = 858,495,406,890.89/886,993.93
  6. Step 6: Final answer
    x = 967,870.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.