Finding the Fourth Proportional to 3,312,919.84, 4,969,490.24 and 916,563.68
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Solution
The fourth proportional to 3,312,919.84, 4,969,490.24 and 916,563.68 is: 1,374,876.09
Step by Step Solution
- Step 1: Write the proportion equation
3,312,919.84 : 4,969,490.24 = 916,563.68 : x - Step 2: Convert to fraction form
3,312,919.84/4,969,490.24 = 916,563.68/x - Step 3: Cross multiply
3,312,919.84x = 4,969,490.24 × 916,563.68 - Step 4: Simplify right side
3,312,919.84x = 4,554,854,262,098.48 - Step 5: Solve for x
x = 4,554,854,262,098.48/3,312,919.84 - Step 6: Final answer
x = 1,374,876.09
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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.