Finding the Fourth Proportional to 2,110,453.74, 2,911,302.96 and 1,283,780.03
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Solution
The fourth proportional to 2,110,453.74, 2,911,302.96 and 1,283,780.03 is: 1,770,933.20
Step by Step Solution
- Step 1: Write the proportion equation
2,110,453.74 : 2,911,302.96 = 1,283,780.03 : x - Step 2: Convert to fraction form
2,110,453.74/2,911,302.96 = 1,283,780.03/x - Step 3: Cross multiply
2,110,453.74x = 2,911,302.96 × 1,283,780.03 - Step 4: Simplify right side
2,110,453.74x = 3,737,472,601,327.89 - Step 5: Solve for x
x = 3,737,472,601,327.89/2,110,453.74 - Step 6: Final answer
x = 1,770,933.20
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.