Finding the Fourth Proportional to 3,756,935.93, 5,184,581.58 and 2,038,056.53
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Solution
The fourth proportional to 3,756,935.93, 5,184,581.58 and 2,038,056.53 is: 2,812,523.43
Step by Step Solution
- Step 1: Write the proportion equation
3,756,935.93 : 5,184,581.58 = 2,038,056.53 : x - Step 2: Convert to fraction form
3,756,935.93/5,184,581.58 = 2,038,056.53/x - Step 3: Cross multiply
3,756,935.93x = 5,184,581.58 × 2,038,056.53 - Step 4: Simplify right side
3,756,935.93x = 10,566,470,318,513.81 - Step 5: Solve for x
x = 10,566,470,318,513.81/3,756,935.93 - Step 6: Final answer
x = 2,812,523.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.