Finding the Fourth Proportional to 1,771,029.40, 2,656,544.10 and 706,235.80
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Solution
The fourth proportional to 1,771,029.40, 2,656,544.10 and 706,235.80 is: 1,059,353.70
Step by Step Solution
- Step 1: Write the proportion equation
1,771,029.40 : 2,656,544.10 = 706,235.80 : x - Step 2: Convert to fraction form
1,771,029.40/2,656,544.10 = 706,235.80/x - Step 3: Cross multiply
1,771,029.40x = 2,656,544.10 × 706,235.80 - Step 4: Simplify right side
1,771,029.40x = 1,876,146,547,698.78 - Step 5: Solve for x
x = 1,876,146,547,698.78/1,771,029.40 - Step 6: Final answer
x = 1,059,353.70
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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.