Finding the Fourth Proportional to 2,972,078.68, 4,101,484.26 and 1,683,169.96
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Solution
The fourth proportional to 2,972,078.68, 4,101,484.26 and 1,683,169.96 is: 2,322,783.43
Step by Step Solution
- Step 1: Write the proportion equation
2,972,078.68 : 4,101,484.26 = 1,683,169.96 : x - Step 2: Convert to fraction form
2,972,078.68/4,101,484.26 = 1,683,169.96/x - Step 3: Cross multiply
2,972,078.68x = 4,101,484.26 × 1,683,169.96 - Step 4: Simplify right side
2,972,078.68x = 6,903,495,097,844.83 - Step 5: Solve for x
x = 6,903,495,097,844.83/2,972,078.68 - Step 6: Final answer
x = 2,322,783.43
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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.