Home / 1,185,347.44-1,635,779.62-641,483.37

Finding the Fourth Proportional to 1,185,347.44, 1,635,779.62 and 641,483.37

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Solution

The fourth proportional to 1,185,347.44, 1,635,779.62 and 641,483.37 is: 885,247.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,347.44 : 1,635,779.62 = 641,483.37 : x
  2. Step 2: Convert to fraction form
    1,185,347.44/1,635,779.62 = 641,483.37/x
  3. Step 3: Cross multiply
    1,185,347.44x = 1,635,779.62 × 641,483.37
  4. Step 4: Simplify right side
    1,185,347.44x = 1,049,325,424,016.77
  5. Step 5: Solve for x
    x = 1,049,325,424,016.77/1,185,347.44
  6. Step 6: Final answer
    x = 885,247.13

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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.