Finding the Fourth Proportional to 1,343,997.08, 1,854,715.16 and 740,385.08
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Solution
The fourth proportional to 1,343,997.08, 1,854,715.16 and 740,385.08 is: 1,021,730.96
Step by Step Solution
- Step 1: Write the proportion equation
1,343,997.08 : 1,854,715.16 = 740,385.08 : x - Step 2: Convert to fraction form
1,343,997.08/1,854,715.16 = 740,385.08/x - Step 3: Cross multiply
1,343,997.08x = 1,854,715.16 × 740,385.08 - Step 4: Simplify right side
1,343,997.08x = 1,373,203,432,113.81 - Step 5: Solve for x
x = 1,373,203,432,113.81/1,343,997.08 - Step 6: Final answer
x = 1,021,730.96
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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.