Finding the Fourth Proportional to 4,793,945.55, 6,615,605.55 and 2,618,490.08
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Solution
The fourth proportional to 4,793,945.55, 6,615,605.55 and 2,618,490.08 is: 3,613,494.83
Step by Step Solution
- Step 1: Write the proportion equation
4,793,945.55 : 6,615,605.55 = 2,618,490.08 : x - Step 2: Convert to fraction form
4,793,945.55/6,615,605.55 = 2,618,490.08/x - Step 3: Cross multiply
4,793,945.55x = 6,615,605.55 × 2,618,490.08 - Step 4: Simplify right side
4,793,945.55x = 17,322,897,459,697.47 - Step 5: Solve for x
x = 17,322,897,459,697.47/4,793,945.55 - Step 6: Final answer
x = 3,613,494.83
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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.