Finding the Fourth Proportional to 1,581,594.68, 2,182,596.70 and 856,442.38
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Solution
The fourth proportional to 1,581,594.68, 2,182,596.70 and 856,442.38 is: 1,181,888.34
Step by Step Solution
- Step 1: Write the proportion equation
1,581,594.68 : 2,182,596.70 = 856,442.38 : x - Step 2: Convert to fraction form
1,581,594.68/2,182,596.70 = 856,442.38/x - Step 3: Cross multiply
1,581,594.68x = 2,182,596.70 × 856,442.38 - Step 4: Simplify right side
1,581,594.68x = 1,869,268,312,328.15 - Step 5: Solve for x
x = 1,869,268,312,328.15/1,581,594.68 - Step 6: Final answer
x = 1,181,888.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.