Home / 1,891,020.51-2,609,731.53-1,075,300.14

Finding the Fourth Proportional to 1,891,020.51, 2,609,731.53 and 1,075,300.14

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Solution

The fourth proportional to 1,891,020.51, 2,609,731.53 and 1,075,300.14 is: 1,483,984.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,020.51 : 2,609,731.53 = 1,075,300.14 : x
  2. Step 2: Convert to fraction form
    1,891,020.51/2,609,731.53 = 1,075,300.14/x
  3. Step 3: Cross multiply
    1,891,020.51x = 2,609,731.53 × 1,075,300.14
  4. Step 4: Simplify right side
    1,891,020.51x = 2,806,244,679,571.41
  5. Step 5: Solve for x
    x = 2,806,244,679,571.41/1,891,020.51
  6. Step 6: Final answer
    x = 1,483,984.26

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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.