Finding the Fourth Proportional to 8,602,688.78, 12,903,683.18 and 2,125,600.98
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Solution
The fourth proportional to 8,602,688.78, 12,903,683.18 and 2,125,600.98 is: 3,188,314.99
Step by Step Solution
- Step 1: Write the proportion equation
8,602,688.78 : 12,903,683.18 = 2,125,600.98 : x - Step 2: Convert to fraction form
8,602,688.78/12,903,683.18 = 2,125,600.98/x - Step 3: Cross multiply
8,602,688.78x = 12,903,683.18 × 2,125,600.98 - Step 4: Simplify right side
8,602,688.78x = 27,428,081,602,389.51 - Step 5: Solve for x
x = 27,428,081,602,389.51/8,602,688.78 - Step 6: Final answer
x = 3,188,314.99
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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.