Finding the Fourth Proportional to 1,263,774.66, 1,895,661.99 and 422,326.41
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Solution
The fourth proportional to 1,263,774.66, 1,895,661.99 and 422,326.41 is: 633,489.61
Step by Step Solution
- Step 1: Write the proportion equation
1,263,774.66 : 1,895,661.99 = 422,326.41 : x - Step 2: Convert to fraction form
1,263,774.66/1,895,661.99 = 422,326.41/x - Step 3: Cross multiply
1,263,774.66x = 1,895,661.99 × 422,326.41 - Step 4: Simplify right side
1,263,774.66x = 800,588,115,701.42 - Step 5: Solve for x
x = 800,588,115,701.42/1,263,774.66 - Step 6: Final answer
x = 633,489.61
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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.