Home / 1,326,609.36-1,830,718.80-722,997.36

Finding the Fourth Proportional to 1,326,609.36, 1,830,718.80 and 722,997.36

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Solution

The fourth proportional to 1,326,609.36, 1,830,718.80 and 722,997.36 is: 997,735.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,609.36 : 1,830,718.80 = 722,997.36 : x
  2. Step 2: Convert to fraction form
    1,326,609.36/1,830,718.80 = 722,997.36/x
  3. Step 3: Cross multiply
    1,326,609.36x = 1,830,718.80 × 722,997.36
  4. Step 4: Simplify right side
    1,326,609.36x = 1,323,604,859,302.37
  5. Step 5: Solve for x
    x = 1,323,604,859,302.37/1,326,609.36
  6. Step 6: Final answer
    x = 997,735.20

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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.