Finding the Fourth Proportional to 1,104,671.79, 1,655,650.85 and 571,889.07
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Solution
The fourth proportional to 1,104,671.79, 1,655,650.85 and 571,889.07 is: 857,131.17
Step by Step Solution
- Step 1: Write the proportion equation
1,104,671.79 : 1,655,650.85 = 571,889.07 : x - Step 2: Convert to fraction form
1,104,671.79/1,655,650.85 = 571,889.07/x - Step 3: Cross multiply
1,104,671.79x = 1,655,650.85 × 571,889.07 - Step 4: Simplify right side
1,104,671.79x = 946,848,621,991.76 - Step 5: Solve for x
x = 946,848,621,991.76/1,104,671.79 - Step 6: Final answer
x = 857,131.17
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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.