Finding the Fourth Proportional to 1,240,251.06, 1,711,441.80 and 750,403.02
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Solution
The fourth proportional to 1,240,251.06, 1,711,441.80 and 750,403.02 is: 1,035,492.84
Step by Step Solution
- Step 1: Write the proportion equation
1,240,251.06 : 1,711,441.80 = 750,403.02 : x - Step 2: Convert to fraction form
1,240,251.06/1,711,441.80 = 750,403.02/x - Step 3: Cross multiply
1,240,251.06x = 1,711,441.80 × 750,403.02 - Step 4: Simplify right side
1,240,251.06x = 1,284,271,095,274.24 - Step 5: Solve for x
x = 1,284,271,095,274.24/1,240,251.06 - Step 6: Final answer
x = 1,035,492.84
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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.