Finding the Fourth Proportional to 3,316,364.01, 4,975,561.35 and 1,698,278.49
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Solution
The fourth proportional to 3,316,364.01, 4,975,561.35 and 1,698,278.49 is: 2,547,937.68
Step by Step Solution
- Step 1: Write the proportion equation
3,316,364.01 : 4,975,561.35 = 1,698,278.49 : x - Step 2: Convert to fraction form
3,316,364.01/4,975,561.35 = 1,698,278.49/x - Step 3: Cross multiply
3,316,364.01x = 4,975,561.35 × 1,698,278.49 - Step 4: Simplify right side
3,316,364.01x = 8,449,888,816,380.36 - Step 5: Solve for x
x = 8,449,888,816,380.36/3,316,364.01 - Step 6: Final answer
x = 2,547,937.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.