Finding the Fourth Proportional to 2,435,689.58, 3,654,345.77 and 816,618.63
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Solution
The fourth proportional to 2,435,689.58, 3,654,345.77 and 816,618.63 is: 1,225,199.99
Step by Step Solution
- Step 1: Write the proportion equation
2,435,689.58 : 3,654,345.77 = 816,618.63 : x - Step 2: Convert to fraction form
2,435,689.58/3,654,345.77 = 816,618.63/x - Step 3: Cross multiply
2,435,689.58x = 3,654,345.77 × 816,618.63 - Step 4: Simplify right side
2,435,689.58x = 2,984,206,832,160.60 - Step 5: Solve for x
x = 2,984,206,832,160.60/2,435,689.58 - Step 6: Final answer
x = 1,225,199.99
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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.