Finding the Fourth Proportional to 5,232,132.00, 7,220,426.13 and 2,877,422.81
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Solution
The fourth proportional to 5,232,132.00, 7,220,426.13 and 2,877,422.81 is: 3,970,889.66
Step by Step Solution
- Step 1: Write the proportion equation
5,232,132.00 : 7,220,426.13 = 2,877,422.81 : x - Step 2: Convert to fraction form
5,232,132.00/7,220,426.13 = 2,877,422.81/x - Step 3: Cross multiply
5,232,132.00x = 7,220,426.13 × 2,877,422.81 - Step 4: Simplify right side
5,232,132.00x = 20,776,218,869,202.24 - Step 5: Solve for x
x = 20,776,218,869,202.24/5,232,132.00 - Step 6: Final answer
x = 3,970,889.66
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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.