Finding the Fourth Proportional to 2,415,076.97, 3,332,792.99 and 1,312,498.49
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Solution
The fourth proportional to 2,415,076.97, 3,332,792.99 and 1,312,498.49 is: 1,811,240.73
Step by Step Solution
- Step 1: Write the proportion equation
2,415,076.97 : 3,332,792.99 = 1,312,498.49 : x - Step 2: Convert to fraction form
2,415,076.97/3,332,792.99 = 1,312,498.49/x - Step 3: Cross multiply
2,415,076.97x = 3,332,792.99 × 1,312,498.49 - Step 4: Simplify right side
2,415,076.97x = 4,374,285,753,474.87 - Step 5: Solve for x
x = 4,374,285,753,474.87/2,415,076.97 - Step 6: Final answer
x = 1,811,240.73
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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.