Finding the Fourth Proportional to 4,451,653.61, 6,677,751.05 and 1,257,020.70
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Solution
The fourth proportional to 4,451,653.61, 6,677,751.05 and 1,257,020.70 is: 1,885,607.47
Step by Step Solution
- Step 1: Write the proportion equation
4,451,653.61 : 6,677,751.05 = 1,257,020.70 : x - Step 2: Convert to fraction form
4,451,653.61/6,677,751.05 = 1,257,020.70/x - Step 3: Cross multiply
4,451,653.61x = 6,677,751.05 × 1,257,020.70 - Step 4: Simplify right side
4,451,653.61x = 8,394,071,299,296.74 - Step 5: Solve for x
x = 8,394,071,299,296.74/4,451,653.61 - Step 6: Final answer
x = 1,885,607.47
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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.