Finding the Fourth Proportional to 1,119,506.63, 1,679,360.79 and 361,366.07
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Solution
The fourth proportional to 1,119,506.63, 1,679,360.79 and 361,366.07 is: 542,081.66
Step by Step Solution
- Step 1: Write the proportion equation
1,119,506.63 : 1,679,360.79 = 361,366.07 : x - Step 2: Convert to fraction form
1,119,506.63/1,679,360.79 = 361,366.07/x - Step 3: Cross multiply
1,119,506.63x = 1,679,360.79 × 361,366.07 - Step 4: Simplify right side
1,119,506.63x = 606,864,008,794.40 - Step 5: Solve for x
x = 606,864,008,794.40/1,119,506.63 - Step 6: Final answer
x = 542,081.66
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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.