Finding the Fourth Proportional to 1,225,483.98, 1,836,305.10 and 775,253.76
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Solution
The fourth proportional to 1,225,483.98, 1,836,305.10 and 775,253.76 is: 1,161,665.48
Step by Step Solution
- Step 1: Write the proportion equation
1,225,483.98 : 1,836,305.10 = 775,253.76 : x - Step 2: Convert to fraction form
1,225,483.98/1,836,305.10 = 775,253.76/x - Step 3: Cross multiply
1,225,483.98x = 1,836,305.10 × 775,253.76 - Step 4: Simplify right side
1,225,483.98x = 1,423,602,433,282.18 - Step 5: Solve for x
x = 1,423,602,433,282.18/1,225,483.98 - Step 6: Final answer
x = 1,161,665.48
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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.