Home / 1,124,046.40-1,682,570.40-1,089,054.40

Finding the Fourth Proportional to 1,124,046.40, 1,682,570.40 and 1,089,054.40

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Solution

The fourth proportional to 1,124,046.40, 1,682,570.40 and 1,089,054.40 is: 1,630,191.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,046.40 : 1,682,570.40 = 1,089,054.40 : x
  2. Step 2: Convert to fraction form
    1,124,046.40/1,682,570.40 = 1,089,054.40/x
  3. Step 3: Cross multiply
    1,124,046.40x = 1,682,570.40 × 1,089,054.40
  4. Step 4: Simplify right side
    1,124,046.40x = 1,832,410,697,429.76
  5. Step 5: Solve for x
    x = 1,832,410,697,429.76/1,124,046.40
  6. Step 6: Final answer
    x = 1,630,191.33

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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.