Finding the Fourth Proportional to 1,374,758.90, 2,061,472.46 and 806,326.14
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Solution
The fourth proportional to 1,374,758.90, 2,061,472.46 and 806,326.14 is: 1,209,098.65
Step by Step Solution
- Step 1: Write the proportion equation
1,374,758.90 : 2,061,472.46 = 806,326.14 : x - Step 2: Convert to fraction form
1,374,758.90/2,061,472.46 = 806,326.14/x - Step 3: Cross multiply
1,374,758.90x = 2,061,472.46 × 806,326.14 - Step 4: Simplify right side
1,374,758.90x = 1,662,219,127,356.47 - Step 5: Solve for x
x = 1,662,219,127,356.47/1,374,758.90 - Step 6: Final answer
x = 1,209,098.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.