Home / 1,075,912.04-1,484,762.82-646,199.48

Finding the Fourth Proportional to 1,075,912.04, 1,484,762.82 and 646,199.48

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Solution

The fourth proportional to 1,075,912.04, 1,484,762.82 and 646,199.48 is: 891,757.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,912.04 : 1,484,762.82 = 646,199.48 : x
  2. Step 2: Convert to fraction form
    1,075,912.04/1,484,762.82 = 646,199.48/x
  3. Step 3: Cross multiply
    1,075,912.04x = 1,484,762.82 × 646,199.48
  4. Step 4: Simplify right side
    1,075,912.04x = 959,452,962,207.33
  5. Step 5: Solve for x
    x = 959,452,962,207.33/1,075,912.04
  6. Step 6: Final answer
    x = 891,757.81

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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.