Home / 1,389,071.07-2,083,687.26-536,147.55

Finding the Fourth Proportional to 1,389,071.07, 2,083,687.26 and 536,147.55

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Solution

The fourth proportional to 1,389,071.07, 2,083,687.26 and 536,147.55 is: 804,252.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,389,071.07 : 2,083,687.26 = 536,147.55 : x
  2. Step 2: Convert to fraction form
    1,389,071.07/2,083,687.26 = 536,147.55/x
  3. Step 3: Cross multiply
    1,389,071.07x = 2,083,687.26 × 536,147.55
  4. Step 4: Simplify right side
    1,389,071.07x = 1,117,163,819,415.21
  5. Step 5: Solve for x
    x = 1,117,163,819,415.21/1,389,071.07
  6. Step 6: Final answer
    x = 804,252.46

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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.