Finding the Fourth Proportional to 3,085,705.44, 4,258,179.36 and 1,708,994.52
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Solution
The fourth proportional to 3,085,705.44, 4,258,179.36 and 1,708,994.52 is: 2,358,360.29
Step by Step Solution
- Step 1: Write the proportion equation
3,085,705.44 : 4,258,179.36 = 1,708,994.52 : x - Step 2: Convert to fraction form
3,085,705.44/4,258,179.36 = 1,708,994.52/x - Step 3: Cross multiply
3,085,705.44x = 4,258,179.36 × 1,708,994.52 - Step 4: Simplify right side
3,085,705.44x = 7,277,205,191,417.11 - Step 5: Solve for x
x = 7,277,205,191,417.11/3,085,705.44 - Step 6: Final answer
x = 2,358,360.29
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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.