Finding the Fourth Proportional to 1,513,329.62, 2,270,326.53 and 448,455.02
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Solution
The fourth proportional to 1,513,329.62, 2,270,326.53 and 448,455.02 is: 672,780.94
Step by Step Solution
- Step 1: Write the proportion equation
1,513,329.62 : 2,270,326.53 = 448,455.02 : x - Step 2: Convert to fraction form
1,513,329.62/2,270,326.53 = 448,455.02/x - Step 3: Cross multiply
1,513,329.62x = 2,270,326.53 × 448,455.02 - Step 4: Simplify right side
1,513,329.62x = 1,018,139,329,417.68 - Step 5: Solve for x
x = 1,018,139,329,417.68/1,513,329.62 - Step 6: Final answer
x = 672,780.94
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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.