Home / 994,852.07-1,371,920.54-631,645.37

Finding the Fourth Proportional to 994,852.07, 1,371,920.54 and 631,645.37

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Solution

The fourth proportional to 994,852.07, 1,371,920.54 and 631,645.37 is: 871,051.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,852.07 : 1,371,920.54 = 631,645.37 : x
  2. Step 2: Convert to fraction form
    994,852.07/1,371,920.54 = 631,645.37/x
  3. Step 3: Cross multiply
    994,852.07x = 1,371,920.54 × 631,645.37
  4. Step 4: Simplify right side
    994,852.07x = 866,567,247,081.07
  5. Step 5: Solve for x
    x = 866,567,247,081.07/994,852.07
  6. Step 6: Final answer
    x = 871,051.36

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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.