Finding the Fourth Proportional to 2,331,337.20, 3,497,005.80 and 648,440.70
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Solution
The fourth proportional to 2,331,337.20, 3,497,005.80 and 648,440.70 is: 972,661.05
Step by Step Solution
- Step 1: Write the proportion equation
2,331,337.20 : 3,497,005.80 = 648,440.70 : x - Step 2: Convert to fraction form
2,331,337.20/3,497,005.80 = 648,440.70/x - Step 3: Cross multiply
2,331,337.20x = 3,497,005.80 × 648,440.70 - Step 4: Simplify right side
2,331,337.20x = 2,267,600,888,856.06 - Step 5: Solve for x
x = 2,267,600,888,856.06/2,331,337.20 - Step 6: Final answer
x = 972,661.05
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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.