Finding the Fourth Proportional to 1,148,040.09, 1,722,447.36 and 508,255.47
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Solution
The fourth proportional to 1,148,040.09, 1,722,447.36 and 508,255.47 is: 762,554.64
Step by Step Solution
- Step 1: Write the proportion equation
1,148,040.09 : 1,722,447.36 = 508,255.47 : x - Step 2: Convert to fraction form
1,148,040.09/1,722,447.36 = 508,255.47/x - Step 3: Cross multiply
1,148,040.09x = 1,722,447.36 × 508,255.47 - Step 4: Simplify right side
1,148,040.09x = 875,443,292,507.06 - Step 5: Solve for x
x = 875,443,292,507.06/1,148,040.09 - Step 6: Final answer
x = 762,554.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.