Finding the Fourth Proportional to 3,792,953.18, 5,688,482.65 and 1,487,914.81
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Solution
The fourth proportional to 3,792,953.18, 5,688,482.65 and 1,487,914.81 is: 2,231,500.67
Step by Step Solution
- Step 1: Write the proportion equation
3,792,953.18 : 5,688,482.65 = 1,487,914.81 : x - Step 2: Convert to fraction form
3,792,953.18/5,688,482.65 = 1,487,914.81/x - Step 3: Cross multiply
3,792,953.18x = 5,688,482.65 × 1,487,914.81 - Step 4: Simplify right side
3,792,953.18x = 8,463,977,581,363.05 - Step 5: Solve for x
x = 8,463,977,581,363.05/3,792,953.18 - Step 6: Final answer
x = 2,231,500.67
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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.