Finding the Fourth Proportional to 4,458,655.58, 6,152,980.84 and 2,421,479.66
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Solution
The fourth proportional to 4,458,655.58, 6,152,980.84 and 2,421,479.66 is: 3,341,661.56
Step by Step Solution
- Step 1: Write the proportion equation
4,458,655.58 : 6,152,980.84 = 2,421,479.66 : x - Step 2: Convert to fraction form
4,458,655.58/6,152,980.84 = 2,421,479.66/x - Step 3: Cross multiply
4,458,655.58x = 6,152,980.84 × 2,421,479.66 - Step 4: Simplify right side
4,458,655.58x = 14,899,317,952,429.71 - Step 5: Solve for x
x = 14,899,317,952,429.71/4,458,655.58 - Step 6: Final answer
x = 3,341,661.56
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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.