Finding the Fourth Proportional to 1,296,864.20, 1,944,374.70 and 587,232.20
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Solution
The fourth proportional to 1,296,864.20, 1,944,374.70 and 587,232.20 is: 880,430.99
Step by Step Solution
- Step 1: Write the proportion equation
1,296,864.20 : 1,944,374.70 = 587,232.20 : x - Step 2: Convert to fraction form
1,296,864.20/1,944,374.70 = 587,232.20/x - Step 3: Cross multiply
1,296,864.20x = 1,944,374.70 × 587,232.20 - Step 4: Simplify right side
1,296,864.20x = 1,141,799,432,705.34 - Step 5: Solve for x
x = 1,141,799,432,705.34/1,296,864.20 - Step 6: Final answer
x = 880,430.99
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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.