Finding the Fourth Proportional to 1,896,471.80, 2,845,117.30 and 566,910.20
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Solution
The fourth proportional to 1,896,471.80, 2,845,117.30 and 566,910.20 is: 850,487.74
Step by Step Solution
- Step 1: Write the proportion equation
1,896,471.80 : 2,845,117.30 = 566,910.20 : x - Step 2: Convert to fraction form
1,896,471.80/2,845,117.30 = 566,910.20/x - Step 3: Cross multiply
1,896,471.80x = 2,845,117.30 × 566,910.20 - Step 4: Simplify right side
1,896,471.80x = 1,612,926,017,566.46 - Step 5: Solve for x
x = 1,612,926,017,566.46/1,896,471.80 - Step 6: Final answer
x = 850,487.74
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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.