Finding the Fourth Proportional to 2,414,869.12, 3,332,535.36 and 1,509,980.80
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Solution
The fourth proportional to 2,414,869.12, 3,332,535.36 and 1,509,980.80 is: 2,083,783.49
Step by Step Solution
- Step 1: Write the proportion equation
2,414,869.12 : 3,332,535.36 = 1,509,980.80 : x - Step 2: Convert to fraction form
2,414,869.12/3,332,535.36 = 1,509,980.80/x - Step 3: Cross multiply
2,414,869.12x = 3,332,535.36 × 1,509,980.80 - Step 4: Simplify right side
2,414,869.12x = 5,032,064,408,921.09 - Step 5: Solve for x
x = 5,032,064,408,921.09/2,414,869.12 - Step 6: Final answer
x = 2,083,783.49
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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.