Finding the Fourth Proportional to 2,417,305.76, 3,335,883.65 and 1,329,660.08
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Solution
The fourth proportional to 2,417,305.76, 3,335,883.65 and 1,329,660.08 is: 1,834,931.85
Step by Step Solution
- Step 1: Write the proportion equation
2,417,305.76 : 3,335,883.65 = 1,329,660.08 : x - Step 2: Convert to fraction form
2,417,305.76/3,335,883.65 = 1,329,660.08/x - Step 3: Cross multiply
2,417,305.76x = 3,335,883.65 × 1,329,660.08 - Step 4: Simplify right side
2,417,305.76x = 4,435,591,324,479.94 - Step 5: Solve for x
x = 4,435,591,324,479.94/2,417,305.76 - Step 6: Final answer
x = 1,834,931.85
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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.