Finding the Fourth Proportional to 2,947,460.37, 4,421,190.18 and 817,544.52
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Solution
The fourth proportional to 2,947,460.37, 4,421,190.18 and 817,544.52 is: 1,226,316.68
Step by Step Solution
- Step 1: Write the proportion equation
2,947,460.37 : 4,421,190.18 = 817,544.52 : x - Step 2: Convert to fraction form
2,947,460.37/4,421,190.18 = 817,544.52/x - Step 3: Cross multiply
2,947,460.37x = 4,421,190.18 × 817,544.52 - Step 4: Simplify right side
2,947,460.37x = 3,614,519,803,536.81 - Step 5: Solve for x
x = 3,614,519,803,536.81/2,947,460.37 - Step 6: Final answer
x = 1,226,316.68
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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.