Finding the Fourth Proportional to 5,831,718.67, 8,746,581.20 and 1,570,890.45
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Solution
The fourth proportional to 5,831,718.67, 8,746,581.20 and 1,570,890.45 is: 2,356,067.17
Step by Step Solution
- Step 1: Write the proportion equation
5,831,718.67 : 8,746,581.20 = 1,570,890.45 : x - Step 2: Convert to fraction form
5,831,718.67/8,746,581.20 = 1,570,890.45/x - Step 3: Cross multiply
5,831,718.67x = 8,746,581.20 × 1,570,890.45 - Step 4: Simplify right side
5,831,718.67x = 13,739,920,869,375.09 - Step 5: Solve for x
x = 13,739,920,869,375.09/5,831,718.67 - Step 6: Final answer
x = 2,356,067.17
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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.