Home / 1,366,918.16-1,886,339.52-755,112.92

Finding the Fourth Proportional to 1,366,918.16, 1,886,339.52 and 755,112.92

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Solution

The fourth proportional to 1,366,918.16, 1,886,339.52 and 755,112.92 is: 1,042,051.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,918.16 : 1,886,339.52 = 755,112.92 : x
  2. Step 2: Convert to fraction form
    1,366,918.16/1,886,339.52 = 755,112.92/x
  3. Step 3: Cross multiply
    1,366,918.16x = 1,886,339.52 × 755,112.92
  4. Step 4: Simplify right side
    1,366,918.16x = 1,424,399,343,058.60
  5. Step 5: Solve for x
    x = 1,424,399,343,058.60/1,366,918.16
  6. Step 6: Final answer
    x = 1,042,051.66

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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.