Finding the Fourth Proportional to 1,785,459.44, 2,463,951.48 and 980,643.44
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Solution
The fourth proportional to 1,785,459.44, 2,463,951.48 and 980,643.44 is: 1,353,297.53
Step by Step Solution
- Step 1: Write the proportion equation
1,785,459.44 : 2,463,951.48 = 980,643.44 : x - Step 2: Convert to fraction form
1,785,459.44/2,463,951.48 = 980,643.44/x - Step 3: Cross multiply
1,785,459.44x = 2,463,951.48 × 980,643.44 - Step 4: Simplify right side
1,785,459.44x = 2,416,257,855,340.29 - Step 5: Solve for x
x = 2,416,257,855,340.29/1,785,459.44 - Step 6: Final answer
x = 1,353,297.53
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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.