Finding the Fourth Proportional to 5,602,465.36, 7,731,297.18 and 3,426,848.68
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Solution
The fourth proportional to 5,602,465.36, 7,731,297.18 and 3,426,848.68 is: 4,728,986.94
Step by Step Solution
- Step 1: Write the proportion equation
5,602,465.36 : 7,731,297.18 = 3,426,848.68 : x - Step 2: Convert to fraction form
5,602,465.36/7,731,297.18 = 3,426,848.68/x - Step 3: Cross multiply
5,602,465.36x = 7,731,297.18 × 3,426,848.68 - Step 4: Simplify right side
5,602,465.36x = 26,493,985,535,970.72 - Step 5: Solve for x
x = 26,493,985,535,970.72/5,602,465.36 - Step 6: Final answer
x = 4,728,986.94
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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.