Finding the Fourth Proportional to 4,210,323.58, 6,316,264.49 and 1,332,414.74
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Solution
The fourth proportional to 4,210,323.58, 6,316,264.49 and 1,332,414.74 is: 1,998,868.68
Step by Step Solution
- Step 1: Write the proportion equation
4,210,323.58 : 6,316,264.49 = 1,332,414.74 : x - Step 2: Convert to fraction form
4,210,323.58/6,316,264.49 = 1,332,414.74/x - Step 3: Cross multiply
4,210,323.58x = 6,316,264.49 × 1,332,414.74 - Step 4: Simplify right side
4,210,323.58x = 8,415,883,917,343.17 - Step 5: Solve for x
x = 8,415,883,917,343.17/4,210,323.58 - Step 6: Final answer
x = 1,998,868.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.