Finding the Fourth Proportional to 2,657,569.86, 3,986,879.40 and 974,687.94
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Solution
The fourth proportional to 2,657,569.86, 3,986,879.40 and 974,687.94 is: 1,462,224.32
Step by Step Solution
- Step 1: Write the proportion equation
2,657,569.86 : 3,986,879.40 = 974,687.94 : x - Step 2: Convert to fraction form
2,657,569.86/3,986,879.40 = 974,687.94/x - Step 3: Cross multiply
2,657,569.86x = 3,986,879.40 × 974,687.94 - Step 4: Simplify right side
2,657,569.86x = 3,885,963,269,414.44 - Step 5: Solve for x
x = 3,885,963,269,414.44/2,657,569.86 - Step 6: Final answer
x = 1,462,224.32
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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.