Home / 1,981,197.52-2,734,052.54-1,075,779.52

Finding the Fourth Proportional to 1,981,197.52, 2,734,052.54 and 1,075,779.52

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Solution

The fourth proportional to 1,981,197.52, 2,734,052.54 and 1,075,779.52 is: 1,484,575.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,197.52 : 2,734,052.54 = 1,075,779.52 : x
  2. Step 2: Convert to fraction form
    1,981,197.52/2,734,052.54 = 1,075,779.52/x
  3. Step 3: Cross multiply
    1,981,197.52x = 2,734,052.54 × 1,075,779.52
  4. Step 4: Simplify right side
    1,981,197.52x = 2,941,237,729,135.98
  5. Step 5: Solve for x
    x = 2,941,237,729,135.98/1,981,197.52
  6. Step 6: Final answer
    x = 1,484,575.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.