Finding the Fourth Proportional to 1,077,432.75, 1,486,924.20 and 593,997.21
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Solution
The fourth proportional to 1,077,432.75, 1,486,924.20 and 593,997.21 is: 819,753.09
Step by Step Solution
- Step 1: Write the proportion equation
1,077,432.75 : 1,486,924.20 = 593,997.21 : x - Step 2: Convert to fraction form
1,077,432.75/1,486,924.20 = 593,997.21/x - Step 3: Cross multiply
1,077,432.75x = 1,486,924.20 × 593,997.21 - Step 4: Simplify right side
1,077,432.75x = 883,228,826,281.48 - Step 5: Solve for x
x = 883,228,826,281.48/1,077,432.75 - Step 6: Final answer
x = 819,753.09
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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.