Finding the Fourth Proportional to 5,688,424.92, 7,850,548.98 and 3,241,368.48
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Solution
The fourth proportional to 5,688,424.92, 7,850,548.98 and 3,241,368.48 is: 4,473,386.28
Step by Step Solution
- Step 1: Write the proportion equation
5,688,424.92 : 7,850,548.98 = 3,241,368.48 : x - Step 2: Convert to fraction form
5,688,424.92/7,850,548.98 = 3,241,368.48/x - Step 3: Cross multiply
5,688,424.92x = 7,850,548.98 × 3,241,368.48 - Step 4: Simplify right side
5,688,424.92x = 25,446,522,014,468.15 - Step 5: Solve for x
x = 25,446,522,014,468.15/5,688,424.92 - Step 6: Final answer
x = 4,473,386.28
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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.