Finding the Fourth Proportional to 4,278,159.96, 6,417,254.58 and 1,083,284.65
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Solution
The fourth proportional to 4,278,159.96, 6,417,254.58 and 1,083,284.65 is: 1,624,930.68
Step by Step Solution
- Step 1: Write the proportion equation
4,278,159.96 : 6,417,254.58 = 1,083,284.65 : x - Step 2: Convert to fraction form
4,278,159.96/6,417,254.58 = 1,083,284.65/x - Step 3: Cross multiply
4,278,159.96x = 6,417,254.58 × 1,083,284.65 - Step 4: Simplify right side
4,278,159.96x = 6,951,713,381,656.20 - Step 5: Solve for x
x = 6,951,713,381,656.20/4,278,159.96 - Step 6: Final answer
x = 1,624,930.68
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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.