Home / 2,619,820.80-3,931,804.80-1,023,148.80

Finding the Fourth Proportional to 2,619,820.80, 3,931,804.80 and 1,023,148.80

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Solution

The fourth proportional to 2,619,820.80, 3,931,804.80 and 1,023,148.80 is: 1,535,533.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619,820.80 : 3,931,804.80 = 1,023,148.80 : x
  2. Step 2: Convert to fraction form
    2,619,820.80/3,931,804.80 = 1,023,148.80/x
  3. Step 3: Cross multiply
    2,619,820.80x = 3,931,804.80 × 1,023,148.80
  4. Step 4: Simplify right side
    2,619,820.80x = 4,022,821,362,954.24
  5. Step 5: Solve for x
    x = 4,022,821,362,954.24/2,619,820.80
  6. Step 6: Final answer
    x = 1,535,533.03

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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.