Finding the Fourth Proportional to 1,594,687.12, 2,390,338.80 and 783,928.15
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Solution
The fourth proportional to 1,594,687.12, 2,390,338.80 and 783,928.15 is: 1,175,060.52
Step by Step Solution
- Step 1: Write the proportion equation
1,594,687.12 : 2,390,338.80 = 783,928.15 : x - Step 2: Convert to fraction form
1,594,687.12/2,390,338.80 = 783,928.15/x - Step 3: Cross multiply
1,594,687.12x = 2,390,338.80 × 783,928.15 - Step 4: Simplify right side
1,594,687.12x = 1,873,853,873,357.22 - Step 5: Solve for x
x = 1,873,853,873,357.22/1,594,687.12 - Step 6: Final answer
x = 1,175,060.52
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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.