Finding the Fourth Proportional to 1,900,767.23, 2,851,160.76 and 480,824.67
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Solution
The fourth proportional to 1,900,767.23, 2,851,160.76 and 480,824.67 is: 721,239.52
Step by Step Solution
- Step 1: Write the proportion equation
1,900,767.23 : 2,851,160.76 = 480,824.67 : x - Step 2: Convert to fraction form
1,900,767.23/2,851,160.76 = 480,824.67/x - Step 3: Cross multiply
1,900,767.23x = 2,851,160.76 × 480,824.67 - Step 4: Simplify right side
1,900,767.23x = 1,370,908,431,543.95 - Step 5: Solve for x
x = 1,370,908,431,543.95/1,900,767.23 - Step 6: Final answer
x = 721,239.52
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1.5x scale
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.