Finding the Fourth Proportional to 1,512,625.14, 2,087,395.92 and 824,303.07
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Solution
The fourth proportional to 1,512,625.14, 2,087,395.92 and 824,303.07 is: 1,137,523.65
Step by Step Solution
- Step 1: Write the proportion equation
1,512,625.14 : 2,087,395.92 = 824,303.07 : x - Step 2: Convert to fraction form
1,512,625.14/2,087,395.92 = 824,303.07/x - Step 3: Cross multiply
1,512,625.14x = 2,087,395.92 × 824,303.07 - Step 4: Simplify right side
1,512,625.14x = 1,720,646,865,161.47 - Step 5: Solve for x
x = 1,720,646,865,161.47/1,512,625.14 - Step 6: Final answer
x = 1,137,523.65
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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.