Finding the Fourth Proportional to 3,471,313.29, 4,791,209.15 and 2,309,807.62
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Solution
The fourth proportional to 3,471,313.29, 4,791,209.15 and 2,309,807.62 is: 3,188,064.71
Step by Step Solution
- Step 1: Write the proportion equation
3,471,313.29 : 4,791,209.15 = 2,309,807.62 : x - Step 2: Convert to fraction form
3,471,313.29/4,791,209.15 = 2,309,807.62/x - Step 3: Cross multiply
3,471,313.29x = 4,791,209.15 × 2,309,807.62 - Step 4: Simplify right side
3,471,313.29x = 11,066,771,403,683.72 - Step 5: Solve for x
x = 11,066,771,403,683.72/3,471,313.29 - Step 6: Final answer
x = 3,188,064.71
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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.