Finding the Fourth Proportional to 2,513,543.47, 3,468,587.84 and 1,425,791.69
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Solution
The fourth proportional to 2,513,543.47, 3,468,587.84 and 1,425,791.69 is: 1,967,534.59
Step by Step Solution
- Step 1: Write the proportion equation
2,513,543.47 : 3,468,587.84 = 1,425,791.69 : x - Step 2: Convert to fraction form
2,513,543.47/3,468,587.84 = 1,425,791.69/x - Step 3: Cross multiply
2,513,543.47x = 3,468,587.84 × 1,425,791.69 - Step 4: Simplify right side
2,513,543.47x = 4,945,483,718,307.05 - Step 5: Solve for x
x = 4,945,483,718,307.05/2,513,543.47 - Step 6: Final answer
x = 1,967,534.59
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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.