Finding the Fourth Proportional to 4,272,748.68, 5,896,392.72 and 2,312,626.41
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Solution
The fourth proportional to 4,272,748.68, 5,896,392.72 and 2,312,626.41 is: 3,191,424.20
Step by Step Solution
- Step 1: Write the proportion equation
4,272,748.68 : 5,896,392.72 = 2,312,626.41 : x - Step 2: Convert to fraction form
4,272,748.68/5,896,392.72 = 2,312,626.41/x - Step 3: Cross multiply
4,272,748.68x = 5,896,392.72 × 2,312,626.41 - Step 4: Simplify right side
4,272,748.68x = 13,636,153,543,953.38 - Step 5: Solve for x
x = 13,636,153,543,953.38/4,272,748.68 - Step 6: Final answer
x = 3,191,424.20
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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.