Finding the Fourth Proportional to 4,145,365.04, 5,720,615.40 and 2,403,372.96
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Solution
The fourth proportional to 4,145,365.04, 5,720,615.40 and 2,403,372.96 is: 3,316,661.44
Step by Step Solution
- Step 1: Write the proportion equation
4,145,365.04 : 5,720,615.40 = 2,403,372.96 : x - Step 2: Convert to fraction form
4,145,365.04/5,720,615.40 = 2,403,372.96/x - Step 3: Cross multiply
4,145,365.04x = 5,720,615.40 × 2,403,372.96 - Step 4: Simplify right side
4,145,365.04x = 13,748,772,366,919.58 - Step 5: Solve for x
x = 13,748,772,366,919.58/4,145,365.04 - Step 6: Final answer
x = 3,316,661.44
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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.