Finding the Fourth Proportional to 5,279,248.88, 7,285,363.45 and 2,864,800.88
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Solution
The fourth proportional to 5,279,248.88, 7,285,363.45 and 2,864,800.88 is: 3,953,425.21
Step by Step Solution
- Step 1: Write the proportion equation
5,279,248.88 : 7,285,363.45 = 2,864,800.88 : x - Step 2: Convert to fraction form
5,279,248.88/7,285,363.45 = 2,864,800.88/x - Step 3: Cross multiply
5,279,248.88x = 7,285,363.45 × 2,864,800.88 - Step 4: Simplify right side
5,279,248.88x = 20,871,115,595,359.73 - Step 5: Solve for x
x = 20,871,115,595,359.73/5,279,248.88 - Step 6: Final answer
x = 3,953,425.21
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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.