Finding the Fourth Proportional to 1,462,809.62, 2,193,425.47 and 663,655.10
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Solution
The fourth proportional to 1,462,809.62, 2,193,425.47 and 663,655.10 is: 995,124.71
Step by Step Solution
- Step 1: Write the proportion equation
1,462,809.62 : 2,193,425.47 = 663,655.10 : x - Step 2: Convert to fraction form
1,462,809.62/2,193,425.47 = 663,655.10/x - Step 3: Cross multiply
1,462,809.62x = 2,193,425.47 × 663,655.10 - Step 4: Simplify right side
1,462,809.62x = 1,455,677,999,635.40 - Step 5: Solve for x
x = 1,455,677,999,635.40/1,462,809.62 - Step 6: Final answer
x = 995,124.71
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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.