Finding the Fourth Proportional to 2,877,112.67, 3,970,407.29 and 1,587,943.80
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Solution
The fourth proportional to 2,877,112.67, 3,970,407.29 and 1,587,943.80 is: 2,191,357.92
Step by Step Solution
- Step 1: Write the proportion equation
2,877,112.67 : 3,970,407.29 = 1,587,943.80 : x - Step 2: Convert to fraction form
2,877,112.67/3,970,407.29 = 1,587,943.80/x - Step 3: Cross multiply
2,877,112.67x = 3,970,407.29 × 1,587,943.80 - Step 4: Simplify right side
2,877,112.67x = 6,304,783,631,690.58 - Step 5: Solve for x
x = 6,304,783,631,690.58/2,877,112.67 - Step 6: Final answer
x = 2,191,357.92
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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.