Finding the Fourth Proportional to 2,821,683.04, 4,231,486.35 and 974,724.91
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Solution
The fourth proportional to 2,821,683.04, 4,231,486.35 and 974,724.91 is: 1,461,728.72
Step by Step Solution
- Step 1: Write the proportion equation
2,821,683.04 : 4,231,486.35 = 974,724.91 : x - Step 2: Convert to fraction form
2,821,683.04/4,231,486.35 = 974,724.91/x - Step 3: Cross multiply
2,821,683.04x = 4,231,486.35 × 974,724.91 - Step 4: Simplify right side
2,821,683.04x = 4,124,535,151,669.98 - Step 5: Solve for x
x = 4,124,535,151,669.98/2,821,683.04 - Step 6: Final answer
x = 1,461,728.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.