Finding the Fourth Proportional to 1,902,406.14, 2,625,319.80 and 1,042,947.96
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Solution
The fourth proportional to 1,902,406.14, 2,625,319.80 and 1,042,947.96 is: 1,439,267.82
Step by Step Solution
- Step 1: Write the proportion equation
1,902,406.14 : 2,625,319.80 = 1,042,947.96 : x - Step 2: Convert to fraction form
1,902,406.14/2,625,319.80 = 1,042,947.96/x - Step 3: Cross multiply
1,902,406.14x = 2,625,319.80 × 1,042,947.96 - Step 4: Simplify right side
1,902,406.14x = 2,738,071,929,757.61 - Step 5: Solve for x
x = 2,738,071,929,757.61/1,902,406.14 - Step 6: Final answer
x = 1,439,267.82
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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.