Finding the Fourth Proportional to 1,657,732.89, 2,486,590.99 and 1,432,407.72
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Solution
The fourth proportional to 1,657,732.89, 2,486,590.99 and 1,432,407.72 is: 2,148,604.37
Step by Step Solution
- Step 1: Write the proportion equation
1,657,732.89 : 2,486,590.99 = 1,432,407.72 : x - Step 2: Convert to fraction form
1,657,732.89/2,486,590.99 = 1,432,407.72/x - Step 3: Cross multiply
1,657,732.89x = 2,486,590.99 × 1,432,407.72 - Step 4: Simplify right side
1,657,732.89x = 3,561,812,130,558.44 - Step 5: Solve for x
x = 3,561,812,130,558.44/1,657,732.89 - Step 6: Final answer
x = 2,148,604.37
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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.