Finding the Fourth Proportional to 2,557,024.58, 3,530,020.47 and 1,867,922.75
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Solution
The fourth proportional to 2,557,024.58, 3,530,020.47 and 1,867,922.75 is: 2,578,702.45
Step by Step Solution
- Step 1: Write the proportion equation
2,557,024.58 : 3,530,020.47 = 1,867,922.75 : x - Step 2: Convert to fraction form
2,557,024.58/3,530,020.47 = 1,867,922.75/x - Step 3: Cross multiply
2,557,024.58x = 3,530,020.47 × 1,867,922.75 - Step 4: Simplify right side
2,557,024.58x = 6,593,805,543,878.69 - Step 5: Solve for x
x = 6,593,805,543,878.69/2,557,024.58 - Step 6: Final answer
x = 2,578,702.45
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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.