Finding the Fourth Proportional to 5,831,553.15, 8,746,739.12 and 1,572,151.95
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Solution
The fourth proportional to 5,831,553.15, 8,746,739.12 and 1,572,151.95 is: 2,358,068.70
Step by Step Solution
- Step 1: Write the proportion equation
5,831,553.15 : 8,746,739.12 = 1,572,151.95 : x - Step 2: Convert to fraction form
5,831,553.15/8,746,739.12 = 1,572,151.95/x - Step 3: Cross multiply
5,831,553.15x = 8,746,739.12 × 1,572,151.95 - Step 4: Simplify right side
5,831,553.15x = 13,751,202,967,579.66 - Step 5: Solve for x
x = 13,751,202,967,579.66/5,831,553.15 - Step 6: Final answer
x = 2,358,068.70
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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.