Finding the Fourth Proportional to 1,122,702.84, 1,549,311.84 and 613,394.28
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Solution
The fourth proportional to 1,122,702.84, 1,549,311.84 and 613,394.28 is: 846,474.23
Step by Step Solution
- Step 1: Write the proportion equation
1,122,702.84 : 1,549,311.84 = 613,394.28 : x - Step 2: Convert to fraction form
1,122,702.84/1,549,311.84 = 613,394.28/x - Step 3: Cross multiply
1,122,702.84x = 1,549,311.84 × 613,394.28 - Step 4: Simplify right side
1,122,702.84x = 950,339,020,592.28 - Step 5: Solve for x
x = 950,339,020,592.28/1,122,702.84 - Step 6: Final answer
x = 846,474.23
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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.