Finding the Fourth Proportional to 1,240,847.00, 1,860,689.21 and 521,035.08
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Solution
The fourth proportional to 1,240,847.00, 1,860,689.21 and 521,035.08 is: 781,308.54
Step by Step Solution
- Step 1: Write the proportion equation
1,240,847.00 : 1,860,689.21 = 521,035.08 : x - Step 2: Convert to fraction form
1,240,847.00/1,860,689.21 = 521,035.08/x - Step 3: Cross multiply
1,240,847.00x = 1,860,689.21 × 521,035.08 - Step 4: Simplify right side
1,240,847.00x = 969,484,348,782.31 - Step 5: Solve for x
x = 969,484,348,782.31/1,240,847.00 - Step 6: Final answer
x = 781,308.54
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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.