Home / 3,030,815.30-4,183,066.96-1,807,199.60

Finding the Fourth Proportional to 3,030,815.30, 4,183,066.96 and 1,807,199.60

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Solution

The fourth proportional to 3,030,815.30, 4,183,066.96 and 1,807,199.60 is: 2,494,258.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030,815.30 : 4,183,066.96 = 1,807,199.60 : x
  2. Step 2: Convert to fraction form
    3,030,815.30/4,183,066.96 = 1,807,199.60/x
  3. Step 3: Cross multiply
    3,030,815.30x = 4,183,066.96 × 1,807,199.60
  4. Step 4: Simplify right side
    3,030,815.30x = 7,559,636,936,885.22
  5. Step 5: Solve for x
    x = 7,559,636,936,885.22/3,030,815.30
  6. Step 6: Final answer
    x = 2,494,258.54

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1.5x scale

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.