Finding the Fourth Proportional to 1,141,769.84, 1,575,622.68 and 632,461.52
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Solution
The fourth proportional to 1,141,769.84, 1,575,622.68 and 632,461.52 is: 872,785.99
Step by Step Solution
- Step 1: Write the proportion equation
1,141,769.84 : 1,575,622.68 = 632,461.52 : x - Step 2: Convert to fraction form
1,141,769.84/1,575,622.68 = 632,461.52/x - Step 3: Cross multiply
1,141,769.84x = 1,575,622.68 × 632,461.52 - Step 4: Simplify right side
1,141,769.84x = 996,520,715,139.27 - Step 5: Solve for x
x = 996,520,715,139.27/1,141,769.84 - Step 6: Final answer
x = 872,785.99
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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.