Home / 2,628,214.40-3,939,405.60-1,030,246.40

Finding the Fourth Proportional to 2,628,214.40, 3,939,405.60 and 1,030,246.40

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Solution

The fourth proportional to 2,628,214.40, 3,939,405.60 and 1,030,246.40 is: 1,544,226.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,214.40 : 3,939,405.60 = 1,030,246.40 : x
  2. Step 2: Convert to fraction form
    2,628,214.40/3,939,405.60 = 1,030,246.40/x
  3. Step 3: Cross multiply
    2,628,214.40x = 3,939,405.60 × 1,030,246.40
  4. Step 4: Simplify right side
    2,628,214.40x = 4,058,558,437,539.84
  5. Step 5: Solve for x
    x = 4,058,558,437,539.84/2,628,214.40
  6. Step 6: Final answer
    x = 1,544,226.54

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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.