Finding the Fourth Proportional to 1,438,560.02, 1,985,208.73 and 793,975.58
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Solution
The fourth proportional to 1,438,560.02, 1,985,208.73 and 793,975.58 is: 1,095,684.04
Step by Step Solution
- Step 1: Write the proportion equation
1,438,560.02 : 1,985,208.73 = 793,975.58 : x - Step 2: Convert to fraction form
1,438,560.02/1,985,208.73 = 793,975.58/x - Step 3: Cross multiply
1,438,560.02x = 1,985,208.73 × 793,975.58 - Step 4: Simplify right side
1,438,560.02x = 1,576,207,252,822.81 - Step 5: Solve for x
x = 1,576,207,252,822.81/1,438,560.02 - Step 6: Final answer
x = 1,095,684.04
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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.