Finding the Fourth Proportional to 1,689,833.96, 2,531,484.60 and 939,605.48
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Solution
The fourth proportional to 1,689,833.96, 2,531,484.60 and 939,605.48 is: 1,407,592.02
Step by Step Solution
- Step 1: Write the proportion equation
1,689,833.96 : 2,531,484.60 = 939,605.48 : x - Step 2: Convert to fraction form
1,689,833.96/2,531,484.60 = 939,605.48/x - Step 3: Cross multiply
1,689,833.96x = 2,531,484.60 × 939,605.48 - Step 4: Simplify right side
1,689,833.96x = 2,378,596,802,695.61 - Step 5: Solve for x
x = 2,378,596,802,695.61/1,689,833.96 - Step 6: Final answer
x = 1,407,592.02
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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.