Finding the Fourth Proportional to 2,593,285.20, 3,885,262.20 and 2,220,037.20
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Solution
The fourth proportional to 2,593,285.20, 3,885,262.20 and 2,220,037.20 is: 3,326,061.71
Step by Step Solution
- Step 1: Write the proportion equation
2,593,285.20 : 3,885,262.20 = 2,220,037.20 : x - Step 2: Convert to fraction form
2,593,285.20/3,885,262.20 = 2,220,037.20/x - Step 3: Cross multiply
2,593,285.20x = 3,885,262.20 × 2,220,037.20 - Step 4: Simplify right side
2,593,285.20x = 8,625,426,615,753.84 - Step 5: Solve for x
x = 8,625,426,615,753.84/2,593,285.20 - Step 6: Final answer
x = 3,326,061.71
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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.