Finding the Fourth Proportional to 1,540,672.80, 2,312,904.60 and 972,052.80
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Solution
The fourth proportional to 1,540,672.80, 2,312,904.60 and 972,052.80 is: 1,459,275.06
Step by Step Solution
- Step 1: Write the proportion equation
1,540,672.80 : 2,312,904.60 = 972,052.80 : x - Step 2: Convert to fraction form
1,540,672.80/2,312,904.60 = 972,052.80/x - Step 3: Cross multiply
1,540,672.80x = 2,312,904.60 × 972,052.80 - Step 4: Simplify right side
1,540,672.80x = 2,248,265,392,562.88 - Step 5: Solve for x
x = 2,248,265,392,562.88/1,540,672.80 - Step 6: Final answer
x = 1,459,275.06
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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.