Finding the Fourth Proportional to 1,176,420.24, 1,623,962.34 and 996,074.75
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Solution
The fourth proportional to 1,176,420.24, 1,623,962.34 and 996,074.75 is: 1,375,008.54
Step by Step Solution
- Step 1: Write the proportion equation
1,176,420.24 : 1,623,962.34 = 996,074.75 : x - Step 2: Convert to fraction form
1,176,420.24/1,623,962.34 = 996,074.75/x - Step 3: Cross multiply
1,176,420.24x = 1,623,962.34 × 996,074.75 - Step 4: Simplify right side
1,176,420.24x = 1,617,587,873,705.10 - Step 5: Solve for x
x = 1,617,587,873,705.10/1,176,420.24 - Step 6: Final answer
x = 1,375,008.54
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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.