Finding the Fourth Proportional to 2,594,778.16, 3,580,418.28 and 1,575,986.08
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Solution
The fourth proportional to 2,594,778.16, 3,580,418.28 and 1,575,986.08 is: 2,174,632.67
Step by Step Solution
- Step 1: Write the proportion equation
2,594,778.16 : 3,580,418.28 = 1,575,986.08 : x - Step 2: Convert to fraction form
2,594,778.16/3,580,418.28 = 1,575,986.08/x - Step 3: Cross multiply
2,594,778.16x = 3,580,418.28 × 1,575,986.08 - Step 4: Simplify right side
2,594,778.16x = 5,642,689,369,857.54 - Step 5: Solve for x
x = 5,642,689,369,857.54/2,594,778.16 - Step 6: Final answer
x = 2,174,632.67
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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.