Finding the Fourth Proportional to 1,374,197.16, 1,896,394.31 and 762,349.94
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Solution
The fourth proportional to 1,374,197.16, 1,896,394.31 and 762,349.94 is: 1,052,044.16
Step by Step Solution
- Step 1: Write the proportion equation
1,374,197.16 : 1,896,394.31 = 762,349.94 : x - Step 2: Convert to fraction form
1,374,197.16/1,896,394.31 = 762,349.94/x - Step 3: Cross multiply
1,374,197.16x = 1,896,394.31 × 762,349.94 - Step 4: Simplify right side
1,374,197.16x = 1,445,716,095,788.63 - Step 5: Solve for x
x = 1,445,716,095,788.63/1,374,197.16 - Step 6: Final answer
x = 1,052,044.16
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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.