Finding the Fourth Proportional to 1,329,490.97, 1,994,656.08 and 1,011,167.65
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Solution
The fourth proportional to 1,329,490.97, 1,994,656.08 and 1,011,167.65 is: 1,517,070.63
Step by Step Solution
- Step 1: Write the proportion equation
1,329,490.97 : 1,994,656.08 = 1,011,167.65 : x - Step 2: Convert to fraction form
1,329,490.97/1,994,656.08 = 1,011,167.65/x - Step 3: Cross multiply
1,329,490.97x = 1,994,656.08 × 1,011,167.65 - Step 4: Simplify right side
1,329,490.97x = 2,016,931,707,257.01 - Step 5: Solve for x
x = 2,016,931,707,257.01/1,329,490.97 - Step 6: Final answer
x = 1,517,070.63
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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.