Finding the Fourth Proportional to 2,872,063.74, 3,963,603.87 and 1,648,359.48
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Solution
The fourth proportional to 2,872,063.74, 3,963,603.87 and 1,648,359.48 is: 2,274,825.56
Step by Step Solution
- Step 1: Write the proportion equation
2,872,063.74 : 3,963,603.87 = 1,648,359.48 : x - Step 2: Convert to fraction form
2,872,063.74/3,963,603.87 = 1,648,359.48/x - Step 3: Cross multiply
2,872,063.74x = 3,963,603.87 × 1,648,359.48 - Step 4: Simplify right side
2,872,063.74x = 6,533,444,014,079.19 - Step 5: Solve for x
x = 6,533,444,014,079.19/2,872,063.74 - Step 6: Final answer
x = 2,274,825.56
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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.