Home / 1,185,740.93-1,778,615.60-287,183.27

Finding the Fourth Proportional to 1,185,740.93, 1,778,615.60 and 287,183.27

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Solution

The fourth proportional to 1,185,740.93, 1,778,615.60 and 287,183.27 is: 430,775.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,740.93 : 1,778,615.60 = 287,183.27 : x
  2. Step 2: Convert to fraction form
    1,185,740.93/1,778,615.60 = 287,183.27/x
  3. Step 3: Cross multiply
    1,185,740.93x = 1,778,615.60 × 287,183.27
  4. Step 4: Simplify right side
    1,185,740.93x = 510,788,647,091.64
  5. Step 5: Solve for x
    x = 510,788,647,091.64/1,185,740.93
  6. Step 6: Final answer
    x = 430,775.93

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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.