Home / 1,203,611.28-1,805,528.70-435,301.44

Finding the Fourth Proportional to 1,203,611.28, 1,805,528.70 and 435,301.44

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Solution

The fourth proportional to 1,203,611.28, 1,805,528.70 and 435,301.44 is: 652,992.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,611.28 : 1,805,528.70 = 435,301.44 : x
  2. Step 2: Convert to fraction form
    1,203,611.28/1,805,528.70 = 435,301.44/x
  3. Step 3: Cross multiply
    1,203,611.28x = 1,805,528.70 × 435,301.44
  4. Step 4: Simplify right side
    1,203,611.28x = 785,949,243,071.33
  5. Step 5: Solve for x
    x = 785,949,243,071.33/1,203,611.28
  6. Step 6: Final answer
    x = 652,992.59

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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.