Finding the Fourth Proportional to 4,294,951.19, 6,442,426.78 and 1,303,135.19
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Solution
The fourth proportional to 4,294,951.19, 6,442,426.78 and 1,303,135.19 is: 1,954,702.78
Step by Step Solution
- Step 1: Write the proportion equation
4,294,951.19 : 6,442,426.78 = 1,303,135.19 : x - Step 2: Convert to fraction form
4,294,951.19/6,442,426.78 = 1,303,135.19/x - Step 3: Cross multiply
4,294,951.19x = 6,442,426.78 × 1,303,135.19 - Step 4: Simplify right side
4,294,951.19x = 8,395,353,046,016.39 - Step 5: Solve for x
x = 8,395,353,046,016.39/4,294,951.19 - Step 6: Final answer
x = 1,954,702.78
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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.