Finding the Fourth Proportional to 2,248,258.87, 3,102,621.74 and 1,229,641.75
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Solution
The fourth proportional to 2,248,258.87, 3,102,621.74 and 1,229,641.75 is: 1,696,919.01
Step by Step Solution
- Step 1: Write the proportion equation
2,248,258.87 : 3,102,621.74 = 1,229,641.75 : x - Step 2: Convert to fraction form
2,248,258.87/3,102,621.74 = 1,229,641.75/x - Step 3: Cross multiply
2,248,258.87x = 3,102,621.74 × 1,229,641.75 - Step 4: Simplify right side
2,248,258.87x = 3,815,113,225,961.65 - Step 5: Solve for x
x = 3,815,113,225,961.65/2,248,258.87 - Step 6: Final answer
x = 1,696,919.01
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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.