Finding the Fourth Proportional to 1,943,888.01, 2,682,566.61 and 1,084,448.28
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Solution
The fourth proportional to 1,943,888.01, 2,682,566.61 and 1,084,448.28 is: 1,496,539.27
Step by Step Solution
- Step 1: Write the proportion equation
1,943,888.01 : 2,682,566.61 = 1,084,448.28 : x - Step 2: Convert to fraction form
1,943,888.01/2,682,566.61 = 1,084,448.28/x - Step 3: Cross multiply
1,943,888.01x = 2,682,566.61 × 1,084,448.28 - Step 4: Simplify right side
1,943,888.01x = 2,909,104,746,199.93 - Step 5: Solve for x
x = 2,909,104,746,199.93/1,943,888.01 - Step 6: Final answer
x = 1,496,539.27
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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.