Finding the Fourth Proportional to 4,358,878.88, 6,015,101.40 and 2,398,573.76
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Solution
The fourth proportional to 4,358,878.88, 6,015,101.40 and 2,398,573.76 is: 3,309,948.45
Step by Step Solution
- Step 1: Write the proportion equation
4,358,878.88 : 6,015,101.40 = 2,398,573.76 : x - Step 2: Convert to fraction form
4,358,878.88/6,015,101.40 = 2,398,573.76/x - Step 3: Cross multiply
4,358,878.88x = 6,015,101.40 × 2,398,573.76 - Step 4: Simplify right side
4,358,878.88x = 14,427,664,381,779.26 - Step 5: Solve for x
x = 14,427,664,381,779.26/4,358,878.88 - Step 6: Final answer
x = 3,309,948.45
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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.