Finding the Fourth Proportional to 1,516,877.10, 2,272,363.20 and 841,750.20
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Solution
The fourth proportional to 1,516,877.10, 2,272,363.20 and 841,750.20 is: 1,260,986.92
Step by Step Solution
- Step 1: Write the proportion equation
1,516,877.10 : 2,272,363.20 = 841,750.20 : x - Step 2: Convert to fraction form
1,516,877.10/2,272,363.20 = 841,750.20/x - Step 3: Cross multiply
1,516,877.10x = 2,272,363.20 × 841,750.20 - Step 4: Simplify right side
1,516,877.10x = 1,912,762,178,072.64 - Step 5: Solve for x
x = 1,912,762,178,072.64/1,516,877.10 - Step 6: Final answer
x = 1,260,986.92
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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.