Finding the Fourth Proportional to 1,673,622.32, 2,310,711.04 and 1,285,746.96
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Solution
The fourth proportional to 1,673,622.32, 2,310,711.04 and 1,285,746.96 is: 1,775,185.27
Step by Step Solution
- Step 1: Write the proportion equation
1,673,622.32 : 2,310,711.04 = 1,285,746.96 : x - Step 2: Convert to fraction form
1,673,622.32/2,310,711.04 = 1,285,746.96/x - Step 3: Cross multiply
1,673,622.32x = 2,310,711.04 × 1,285,746.96 - Step 4: Simplify right side
1,673,622.32x = 2,970,989,695,118.44 - Step 5: Solve for x
x = 2,970,989,695,118.44/1,673,622.32 - Step 6: Final answer
x = 1,775,185.27
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.