Finding the Fourth Proportional to 4,204,878.26, 6,308,781.12 and 1,326,689.46
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Solution
The fourth proportional to 4,204,878.26, 6,308,781.12 and 1,326,689.46 is: 1,990,496.02
Step by Step Solution
- Step 1: Write the proportion equation
4,204,878.26 : 6,308,781.12 = 1,326,689.46 : x - Step 2: Convert to fraction form
4,204,878.26/6,308,781.12 = 1,326,689.46/x - Step 3: Cross multiply
4,204,878.26x = 6,308,781.12 × 1,326,689.46 - Step 4: Simplify right side
4,204,878.26x = 8,369,793,417,351.00 - Step 5: Solve for x
x = 8,369,793,417,351.00/4,204,878.26 - Step 6: Final answer
x = 1,990,496.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.