Finding the Fourth Proportional to 1,118,396.36, 1,543,430.66 and 635,006.52
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Solution
The fourth proportional to 1,118,396.36, 1,543,430.66 and 635,006.52 is: 876,333.80
Step by Step Solution
- Step 1: Write the proportion equation
1,118,396.36 : 1,543,430.66 = 635,006.52 : x - Step 2: Convert to fraction form
1,118,396.36/1,543,430.66 = 635,006.52/x - Step 3: Cross multiply
1,118,396.36x = 1,543,430.66 × 635,006.52 - Step 4: Simplify right side
1,118,396.36x = 980,088,532,267.90 - Step 5: Solve for x
x = 980,088,532,267.90/1,118,396.36 - Step 6: Final answer
x = 876,333.80
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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.