Finding the Fourth Proportional to 1,645,730.26, 2,271,278.80 and 948,035.14
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Solution
The fourth proportional to 1,645,730.26, 2,271,278.80 and 948,035.14 is: 1,308,387.02
Step by Step Solution
- Step 1: Write the proportion equation
1,645,730.26 : 2,271,278.80 = 948,035.14 : x - Step 2: Convert to fraction form
1,645,730.26/2,271,278.80 = 948,035.14/x - Step 3: Cross multiply
1,645,730.26x = 2,271,278.80 × 948,035.14 - Step 4: Simplify right side
1,645,730.26x = 2,153,252,115,137.03 - Step 5: Solve for x
x = 2,153,252,115,137.03/1,645,730.26 - Step 6: Final answer
x = 1,308,387.02
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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.