Finding the Fourth Proportional to 1,125,329.39, 1,552,954.43 and 609,083.19
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Solution
The fourth proportional to 1,125,329.39, 1,552,954.43 and 609,083.19 is: 840,534.73
Step by Step Solution
- Step 1: Write the proportion equation
1,125,329.39 : 1,552,954.43 = 609,083.19 : x - Step 2: Convert to fraction form
1,125,329.39/1,552,954.43 = 609,083.19/x - Step 3: Cross multiply
1,125,329.39x = 1,552,954.43 × 609,083.19 - Step 4: Simplify right side
1,125,329.39x = 945,878,438,149.03 - Step 5: Solve for x
x = 945,878,438,149.03/1,125,329.39 - Step 6: Final answer
x = 840,534.73
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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.