Finding the Fourth Proportional to 3,149,586.63, 4,730,070.87 and 2,896,400.07
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Solution
The fourth proportional to 3,149,586.63, 4,730,070.87 and 2,896,400.07 is: 4,349,833.55
Step by Step Solution
- Step 1: Write the proportion equation
3,149,586.63 : 4,730,070.87 = 2,896,400.07 : x - Step 2: Convert to fraction form
3,149,586.63/4,730,070.87 = 2,896,400.07/x - Step 3: Cross multiply
3,149,586.63x = 4,730,070.87 × 2,896,400.07 - Step 4: Simplify right side
3,149,586.63x = 13,700,177,598,972.96 - Step 5: Solve for x
x = 13,700,177,598,972.96/3,149,586.63 - Step 6: Final answer
x = 4,349,833.55
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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.