Finding the Fourth Proportional to 1,447,709.76, 1,997,841.82 and 803,129.98
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Solution
The fourth proportional to 1,447,709.76, 1,997,841.82 and 803,129.98 is: 1,108,320.68
Step by Step Solution
- Step 1: Write the proportion equation
1,447,709.76 : 1,997,841.82 = 803,129.98 : x - Step 2: Convert to fraction form
1,447,709.76/1,997,841.82 = 803,129.98/x - Step 3: Cross multiply
1,447,709.76x = 1,997,841.82 × 803,129.98 - Step 4: Simplify right side
1,447,709.76x = 1,604,526,660,939.76 - Step 5: Solve for x
x = 1,604,526,660,939.76/1,447,709.76 - Step 6: Final answer
x = 1,108,320.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.