Finding the Fourth Proportional to 1,689,822.96, 2,531,468.10 and 939,594.48
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Solution
The fourth proportional to 1,689,822.96, 2,531,468.10 and 939,594.48 is: 1,407,575.53
Step by Step Solution
- Step 1: Write the proportion equation
1,689,822.96 : 2,531,468.10 = 939,594.48 : x - Step 2: Convert to fraction form
1,689,822.96/2,531,468.10 = 939,594.48/x - Step 3: Cross multiply
1,689,822.96x = 2,531,468.10 × 939,594.48 - Step 4: Simplify right side
1,689,822.96x = 2,378,553,453,056.09 - Step 5: Solve for x
x = 2,378,553,453,056.09/1,689,822.96 - Step 6: Final answer
x = 1,407,575.53
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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.