Finding the Fourth Proportional to 1,589,616.96, 2,193,661.44 and 901,419.36
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Solution
The fourth proportional to 1,589,616.96, 2,193,661.44 and 901,419.36 is: 1,243,953.07
Step by Step Solution
- Step 1: Write the proportion equation
1,589,616.96 : 2,193,661.44 = 901,419.36 : x - Step 2: Convert to fraction form
1,589,616.96/2,193,661.44 = 901,419.36/x - Step 3: Cross multiply
1,589,616.96x = 2,193,661.44 × 901,419.36 - Step 4: Simplify right side
1,589,616.96x = 1,977,408,891,301.48 - Step 5: Solve for x
x = 1,977,408,891,301.48/1,589,616.96 - Step 6: Final answer
x = 1,243,953.07
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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.