Finding the Fourth Proportional to 1,657,732.26, 2,486,590.05 and 1,432,407.09
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Solution
The fourth proportional to 1,657,732.26, 2,486,590.05 and 1,432,407.09 is: 2,148,603.43
Step by Step Solution
- Step 1: Write the proportion equation
1,657,732.26 : 2,486,590.05 = 1,432,407.09 : x - Step 2: Convert to fraction form
1,657,732.26/2,486,590.05 = 1,432,407.09/x - Step 3: Cross multiply
1,657,732.26x = 2,486,590.05 × 1,432,407.09 - Step 4: Simplify right side
1,657,732.26x = 3,561,809,217,543.45 - Step 5: Solve for x
x = 3,561,809,217,543.45/1,657,732.26 - Step 6: Final answer
x = 2,148,603.43
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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.