Finding the Fourth Proportional to 1,197,135.55, 1,652,081.94 and 653,306.36
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Solution
The fourth proportional to 1,197,135.55, 1,652,081.94 and 653,306.36 is: 901,581.81
Step by Step Solution
- Step 1: Write the proportion equation
1,197,135.55 : 1,652,081.94 = 653,306.36 : x - Step 2: Convert to fraction form
1,197,135.55/1,652,081.94 = 653,306.36/x - Step 3: Cross multiply
1,197,135.55x = 1,652,081.94 × 653,306.36 - Step 4: Simplify right side
1,197,135.55x = 1,079,315,638,643.14 - Step 5: Solve for x
x = 1,079,315,638,643.14/1,197,135.55 - Step 6: Final answer
x = 901,581.81
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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.