Finding the Fourth Proportional to 2,698,190.40, 3,723,551.64 and 1,474,547.70
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Solution
The fourth proportional to 2,698,190.40, 3,723,551.64 and 1,474,547.70 is: 2,034,902.54
Step by Step Solution
- Step 1: Write the proportion equation
2,698,190.40 : 3,723,551.64 = 1,474,547.70 : x - Step 2: Convert to fraction form
2,698,190.40/3,723,551.64 = 1,474,547.70/x - Step 3: Cross multiply
2,698,190.40x = 3,723,551.64 × 1,474,547.70 - Step 4: Simplify right side
2,698,190.40x = 5,490,554,506,593.23 - Step 5: Solve for x
x = 5,490,554,506,593.23/2,698,190.40 - Step 6: Final answer
x = 2,034,902.54
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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.