Finding the Fourth Proportional to 1,087,034.80, 1,623,232.34 and 887,750.80
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Solution
The fourth proportional to 1,087,034.80, 1,623,232.34 and 887,750.80 is: 1,325,648.28
Step by Step Solution
- Step 1: Write the proportion equation
1,087,034.80 : 1,623,232.34 = 887,750.80 : x - Step 2: Convert to fraction form
1,087,034.80/1,623,232.34 = 887,750.80/x - Step 3: Cross multiply
1,087,034.80x = 1,623,232.34 × 887,750.80 - Step 4: Simplify right side
1,087,034.80x = 1,441,025,808,420.87 - Step 5: Solve for x
x = 1,441,025,808,420.87/1,087,034.80 - Step 6: Final answer
x = 1,325,648.28
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.