Finding the Fourth Proportional to 4,831,864.26, 6,667,802.70 and 2,656,391.64
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Solution
The fourth proportional to 4,831,864.26, 6,667,802.70 and 2,656,391.64 is: 3,665,727.01
Step by Step Solution
- Step 1: Write the proportion equation
4,831,864.26 : 6,667,802.70 = 2,656,391.64 : x - Step 2: Convert to fraction form
4,831,864.26/6,667,802.70 = 2,656,391.64/x - Step 3: Cross multiply
4,831,864.26x = 6,667,802.70 × 2,656,391.64 - Step 4: Simplify right side
4,831,864.26x = 17,712,295,349,449.43 - Step 5: Solve for x
x = 17,712,295,349,449.43/4,831,864.26 - Step 6: Final answer
x = 3,665,727.01
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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.