Finding the Fourth Proportional to 2,395,614.40, 3,593,479.20 and 712,772.80
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Solution
The fourth proportional to 2,395,614.40, 3,593,479.20 and 712,772.80 is: 1,069,176.34
Step by Step Solution
- Step 1: Write the proportion equation
2,395,614.40 : 3,593,479.20 = 712,772.80 : x - Step 2: Convert to fraction form
2,395,614.40/3,593,479.20 = 712,772.80/x - Step 3: Cross multiply
2,395,614.40x = 3,593,479.20 × 712,772.80 - Step 4: Simplify right side
2,395,614.40x = 2,561,334,231,125.76 - Step 5: Solve for x
x = 2,561,334,231,125.76/2,395,614.40 - Step 6: Final answer
x = 1,069,176.34
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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.