Finding the Fourth Proportional to 4,829,804.92, 7,248,027.98 and 1,989,916.58
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Solution
The fourth proportional to 4,829,804.92, 7,248,027.98 and 1,989,916.58 is: 2,986,242.98
Step by Step Solution
- Step 1: Write the proportion equation
4,829,804.92 : 7,248,027.98 = 1,989,916.58 : x - Step 2: Convert to fraction form
4,829,804.92/7,248,027.98 = 1,989,916.58/x - Step 3: Cross multiply
4,829,804.92x = 7,248,027.98 × 1,989,916.58 - Step 4: Simplify right side
4,829,804.92x = 14,422,971,049,705.91 - Step 5: Solve for x
x = 14,422,971,049,705.91/4,829,804.92 - Step 6: Final answer
x = 2,986,242.98
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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.