Home / 1,184,611.02-1,776,915.09-385,891.26

Finding the Fourth Proportional to 1,184,611.02, 1,776,915.09 and 385,891.26

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Solution

The fourth proportional to 1,184,611.02, 1,776,915.09 and 385,891.26 is: 578,836.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,611.02 : 1,776,915.09 = 385,891.26 : x
  2. Step 2: Convert to fraction form
    1,184,611.02/1,776,915.09 = 385,891.26/x
  3. Step 3: Cross multiply
    1,184,611.02x = 1,776,915.09 × 385,891.26
  4. Step 4: Simplify right side
    1,184,611.02x = 685,696,002,993.11
  5. Step 5: Solve for x
    x = 685,696,002,993.11/1,184,611.02
  6. Step 6: Final answer
    x = 578,836.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.