Home / 1,980,529.14-2,733,144.21-1,075,111.14

Finding the Fourth Proportional to 1,980,529.14, 2,733,144.21 and 1,075,111.14

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Solution

The fourth proportional to 1,980,529.14, 2,733,144.21 and 1,075,111.14 is: 1,483,660.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,529.14 : 2,733,144.21 = 1,075,111.14 : x
  2. Step 2: Convert to fraction form
    1,980,529.14/2,733,144.21 = 1,075,111.14/x
  3. Step 3: Cross multiply
    1,980,529.14x = 2,733,144.21 × 1,075,111.14
  4. Step 4: Simplify right side
    1,980,529.14x = 2,938,433,787,397.50
  5. Step 5: Solve for x
    x = 2,938,433,787,397.50/1,980,529.14
  6. Step 6: Final answer
    x = 1,483,660.97

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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.