Finding the Fourth Proportional to 2,698,397.79, 3,724,249.68 and 1,610,725.47
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Solution
The fourth proportional to 2,698,397.79, 3,724,249.68 and 1,610,725.47 is: 2,223,076.17
Step by Step Solution
- Step 1: Write the proportion equation
2,698,397.79 : 3,724,249.68 = 1,610,725.47 : x - Step 2: Convert to fraction form
2,698,397.79/3,724,249.68 = 1,610,725.47/x - Step 3: Cross multiply
2,698,397.79x = 3,724,249.68 × 1,610,725.47 - Step 4: Simplify right side
2,698,397.79x = 5,998,743,816,215.35 - Step 5: Solve for x
x = 5,998,743,816,215.35/2,698,397.79 - Step 6: Final answer
x = 2,223,076.17
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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.