Finding the Fourth Proportional to 2,355,423.72, 3,531,204.96 and 838,242.71
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Solution
The fourth proportional to 2,355,423.72, 3,531,204.96 and 838,242.71 is: 1,256,676.99
Step by Step Solution
- Step 1: Write the proportion equation
2,355,423.72 : 3,531,204.96 = 838,242.71 : x - Step 2: Convert to fraction form
2,355,423.72/3,531,204.96 = 838,242.71/x - Step 3: Cross multiply
2,355,423.72x = 3,531,204.96 × 838,242.71 - Step 4: Simplify right side
2,355,423.72x = 2,960,006,803,766.07 - Step 5: Solve for x
x = 2,960,006,803,766.07/2,355,423.72 - Step 6: Final answer
x = 1,256,676.99
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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.