Finding the Fourth Proportional to 1,554,327.29, 2,331,495.10 and 432,396.41
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Solution
The fourth proportional to 1,554,327.29, 2,331,495.10 and 432,396.41 is: 648,595.77
Step by Step Solution
- Step 1: Write the proportion equation
1,554,327.29 : 2,331,495.10 = 432,396.41 : x - Step 2: Convert to fraction form
1,554,327.29/2,331,495.10 = 432,396.41/x - Step 3: Cross multiply
1,554,327.29x = 2,331,495.10 × 432,396.41 - Step 4: Simplify right side
1,554,327.29x = 1,008,130,109,010.61 - Step 5: Solve for x
x = 1,008,130,109,010.61/1,554,327.29 - Step 6: Final answer
x = 648,595.77
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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.