Finding the Fourth Proportional to 1,408,965.09, 1,945,753.07 and 974,495.67
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Solution
The fourth proportional to 1,408,965.09, 1,945,753.07 and 974,495.67 is: 1,345,759.35
Step by Step Solution
- Step 1: Write the proportion equation
1,408,965.09 : 1,945,753.07 = 974,495.67 : x - Step 2: Convert to fraction form
1,408,965.09/1,945,753.07 = 974,495.67/x - Step 3: Cross multiply
1,408,965.09x = 1,945,753.07 × 974,495.67 - Step 4: Simplify right side
1,408,965.09x = 1,896,127,941,604.21 - Step 5: Solve for x
x = 1,896,127,941,604.21/1,408,965.09 - Step 6: Final answer
x = 1,345,759.35
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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.