Finding the Fourth Proportional to 2,637,678.67, 3,956,444.19 and 840,669.98
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Solution
The fourth proportional to 2,637,678.67, 3,956,444.19 and 840,669.98 is: 1,260,981.44
Step by Step Solution
- Step 1: Write the proportion equation
2,637,678.67 : 3,956,444.19 = 840,669.98 : x - Step 2: Convert to fraction form
2,637,678.67/3,956,444.19 = 840,669.98/x - Step 3: Cross multiply
2,637,678.67x = 3,956,444.19 × 840,669.98 - Step 4: Simplify right side
2,637,678.67x = 3,326,063,838,296.20 - Step 5: Solve for x
x = 3,326,063,838,296.20/2,637,678.67 - Step 6: Final answer
x = 1,260,981.44
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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.