Finding the Fourth Proportional to 1,110,971.62, 1,533,139.41 and 601,676.02
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Solution
The fourth proportional to 1,110,971.62, 1,533,139.41 and 601,676.02 is: 830,312.14
Step by Step Solution
- Step 1: Write the proportion equation
1,110,971.62 : 1,533,139.41 = 601,676.02 : x - Step 2: Convert to fraction form
1,110,971.62/1,533,139.41 = 601,676.02/x - Step 3: Cross multiply
1,110,971.62x = 1,533,139.41 × 601,676.02 - Step 4: Simplify right side
1,110,971.62x = 922,453,218,313.95 - Step 5: Solve for x
x = 922,453,218,313.95/1,110,971.62 - Step 6: Final answer
x = 830,312.14
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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.