Finding the Fourth Proportional to 5,629,547.00, 7,769,494.34 and 3,148,905.53
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Solution
The fourth proportional to 5,629,547.00, 7,769,494.34 and 3,148,905.53 is: 4,345,892.07
Step by Step Solution
- Step 1: Write the proportion equation
5,629,547.00 : 7,769,494.34 = 3,148,905.53 : x - Step 2: Convert to fraction form
5,629,547.00/7,769,494.34 = 3,148,905.53/x - Step 3: Cross multiply
5,629,547.00x = 7,769,494.34 × 3,148,905.53 - Step 4: Simplify right side
5,629,547.00x = 24,465,403,673,105.96 - Step 5: Solve for x
x = 24,465,403,673,105.96/5,629,547.00 - Step 6: Final answer
x = 4,345,892.07
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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.