Home / 2,051,228.40-3,076,842.60-988,346.40

Finding the Fourth Proportional to 2,051,228.40, 3,076,842.60 and 988,346.40

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Solution

The fourth proportional to 2,051,228.40, 3,076,842.60 and 988,346.40 is: 1,482,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,228.40 : 3,076,842.60 = 988,346.40 : x
  2. Step 2: Convert to fraction form
    2,051,228.40/3,076,842.60 = 988,346.40/x
  3. Step 3: Cross multiply
    2,051,228.40x = 3,076,842.60 × 988,346.40
  4. Step 4: Simplify right side
    2,051,228.40x = 3,040,986,307,076.64
  5. Step 5: Solve for x
    x = 3,040,986,307,076.64/2,051,228.40
  6. Step 6: Final answer
    x = 1,482,519.60

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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.