Finding the Fourth Proportional to 2,360,217.88, 3,257,070.78 and 1,341,556.12
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Solution
The fourth proportional to 2,360,217.88, 3,257,070.78 and 1,341,556.12 is: 1,851,330.45
Step by Step Solution
- Step 1: Write the proportion equation
2,360,217.88 : 3,257,070.78 = 1,341,556.12 : x - Step 2: Convert to fraction form
2,360,217.88/3,257,070.78 = 1,341,556.12/x - Step 3: Cross multiply
2,360,217.88x = 3,257,070.78 × 1,341,556.12 - Step 4: Simplify right side
2,360,217.88x = 4,369,543,238,182.17 - Step 5: Solve for x
x = 4,369,543,238,182.17/2,360,217.88 - Step 6: Final answer
x = 1,851,330.45
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1.5x scale
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.