Finding the Fourth Proportional to 2,856,848.24, 3,942,448.08 and 1,567,769.60
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Solution
The fourth proportional to 2,856,848.24, 3,942,448.08 and 1,567,769.60 is: 2,163,520.68
Step by Step Solution
- Step 1: Write the proportion equation
2,856,848.24 : 3,942,448.08 = 1,567,769.60 : x - Step 2: Convert to fraction form
2,856,848.24/3,942,448.08 = 1,567,769.60/x - Step 3: Cross multiply
2,856,848.24x = 3,942,448.08 × 1,567,769.60 - Step 4: Simplify right side
2,856,848.24x = 6,180,850,249,402.37 - Step 5: Solve for x
x = 6,180,850,249,402.37/2,856,848.24 - Step 6: Final answer
x = 2,163,520.68
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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.