Finding the Fourth Proportional to 4,103,457.65, 5,663,474.74 and 2,385,574.62
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Solution
The fourth proportional to 4,103,457.65, 5,663,474.74 and 2,385,574.62 is: 3,292,501.77
Step by Step Solution
- Step 1: Write the proportion equation
4,103,457.65 : 5,663,474.74 = 2,385,574.62 : x - Step 2: Convert to fraction form
4,103,457.65/5,663,474.74 = 2,385,574.62/x - Step 3: Cross multiply
4,103,457.65x = 5,663,474.74 × 2,385,574.62 - Step 4: Simplify right side
4,103,457.65x = 13,510,641,590,318.21 - Step 5: Solve for x
x = 13,510,641,590,318.21/4,103,457.65 - Step 6: Final answer
x = 3,292,501.77
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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.