Finding the Fourth Proportional to 4,374,417.12, 6,561,628.64 and 1,495,805.12
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Solution
The fourth proportional to 4,374,417.12, 6,561,628.64 and 1,495,805.12 is: 2,243,708.69
Step by Step Solution
- Step 1: Write the proportion equation
4,374,417.12 : 6,561,628.64 = 1,495,805.12 : x - Step 2: Convert to fraction form
4,374,417.12/6,561,628.64 = 1,495,805.12/x - Step 3: Cross multiply
4,374,417.12x = 6,561,628.64 × 1,495,805.12 - Step 4: Simplify right side
4,374,417.12x = 9,814,917,715,250.64 - Step 5: Solve for x
x = 9,814,917,715,250.64/4,374,417.12 - Step 6: Final answer
x = 2,243,708.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.