Finding the Fourth Proportional to 966,602.70, 1,448,154.45 and 826,634.70
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Solution
The fourth proportional to 966,602.70, 1,448,154.45 and 826,634.70 is: 1,238,455.80
Step by Step Solution
- Step 1: Write the proportion equation
966,602.70 : 1,448,154.45 = 826,634.70 : x - Step 2: Convert to fraction form
966,602.70/1,448,154.45 = 826,634.70/x - Step 3: Cross multiply
966,602.70x = 1,448,154.45 × 826,634.70 - Step 4: Simplify right side
966,602.70x = 1,197,094,719,329.41 - Step 5: Solve for x
x = 1,197,094,719,329.41/966,602.70 - Step 6: Final answer
x = 1,238,455.80
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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.