Home / 1,981,188-2,734,039.44-1,075,770

Finding the Fourth Proportional to 1,981,188, 2,734,039.44 and 1,075,770

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Solution

The fourth proportional to 1,981,188, 2,734,039.44 and 1,075,770 is: 1,484,562.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,188 : 2,734,039.44 = 1,075,770 : x
  2. Step 2: Convert to fraction form
    1,981,188/2,734,039.44 = 1,075,770/x
  3. Step 3: Cross multiply
    1,981,188x = 2,734,039.44 × 1,075,770
  4. Step 4: Simplify right side
    1,981,188x = 2,941,197,608,368.80
  5. Step 5: Solve for x
    x = 2,941,197,608,368.80/1,981,188
  6. Step 6: Final answer
    x = 1,484,562.60

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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.