Home / 2,622,859.20-3,934,288.80-1,557,352.80

Finding the Fourth Proportional to 2,622,859.20, 3,934,288.80 and 1,557,352.80

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Solution

The fourth proportional to 2,622,859.20, 3,934,288.80 and 1,557,352.80 is: 2,336,029.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622,859.20 : 3,934,288.80 = 1,557,352.80 : x
  2. Step 2: Convert to fraction form
    2,622,859.20/3,934,288.80 = 1,557,352.80/x
  3. Step 3: Cross multiply
    2,622,859.20x = 3,934,288.80 × 1,557,352.80
  4. Step 4: Simplify right side
    2,622,859.20x = 6,127,075,678,688.64
  5. Step 5: Solve for x
    x = 6,127,075,678,688.64/2,622,859.20
  6. Step 6: Final answer
    x = 2,336,029.20

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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.