Finding the Fourth Proportional to 1,512,715.53, 2,087,547.46 and 833,652.03
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Solution
The fourth proportional to 1,512,715.53, 2,087,547.46 and 833,652.03 is: 1,150,439.82
Step by Step Solution
- Step 1: Write the proportion equation
1,512,715.53 : 2,087,547.46 = 833,652.03 : x - Step 2: Convert to fraction form
1,512,715.53/2,087,547.46 = 833,652.03/x - Step 3: Cross multiply
1,512,715.53x = 2,087,547.46 × 833,652.03 - Step 4: Simplify right side
1,512,715.53x = 1,740,288,177,750.34 - Step 5: Solve for x
x = 1,740,288,177,750.34/1,512,715.53 - Step 6: Final answer
x = 1,150,439.82
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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.