Finding the Fourth Proportional to 4,349,289.72, 6,522,272.37 and 1,430,703.57
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Solution
The fourth proportional to 4,349,289.72, 6,522,272.37 and 1,430,703.57 is: 2,145,508.57
Step by Step Solution
- Step 1: Write the proportion equation
4,349,289.72 : 6,522,272.37 = 1,430,703.57 : x - Step 2: Convert to fraction form
4,349,289.72/6,522,272.37 = 1,430,703.57/x - Step 3: Cross multiply
4,349,289.72x = 6,522,272.37 × 1,430,703.57 - Step 4: Simplify right side
4,349,289.72x = 9,331,438,364,271.36 - Step 5: Solve for x
x = 9,331,438,364,271.36/4,349,289.72 - Step 6: Final answer
x = 2,145,508.57
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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.