Finding the Fourth Proportional to 999,819.08, 1,379,750.42 and 547,110.12
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Solution
The fourth proportional to 999,819.08, 1,379,750.42 and 547,110.12 is: 755,012.01
Step by Step Solution
- Step 1: Write the proportion equation
999,819.08 : 1,379,750.42 = 547,110.12 : x - Step 2: Convert to fraction form
999,819.08/1,379,750.42 = 547,110.12/x - Step 3: Cross multiply
999,819.08x = 1,379,750.42 × 547,110.12 - Step 4: Simplify right side
999,819.08x = 754,875,417,856.25 - Step 5: Solve for x
x = 754,875,417,856.25/999,819.08 - Step 6: Final answer
x = 755,012.01
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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.