Finding the Fourth Proportional to 1,432,865.63, 2,149,228.35 and 534,237.32
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Solution
The fourth proportional to 1,432,865.63, 2,149,228.35 and 534,237.32 is: 801,329.85
Step by Step Solution
- Step 1: Write the proportion equation
1,432,865.63 : 2,149,228.35 = 534,237.32 : x - Step 2: Convert to fraction form
1,432,865.63/2,149,228.35 = 534,237.32/x - Step 3: Cross multiply
1,432,865.63x = 2,149,228.35 × 534,237.32 - Step 4: Simplify right side
1,432,865.63x = 1,148,197,999,145.09 - Step 5: Solve for x
x = 1,148,197,999,145.09/1,432,865.63 - Step 6: Final answer
x = 801,329.85
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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.