Finding the Fourth Proportional to 4,120,595.31, 6,182,668.97 and 2,228,668.59
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Solution
The fourth proportional to 4,120,595.31, 6,182,668.97 and 2,228,668.59 is: 3,343,963.45
Step by Step Solution
- Step 1: Write the proportion equation
4,120,595.31 : 6,182,668.97 = 2,228,668.59 : x - Step 2: Convert to fraction form
4,120,595.31/6,182,668.97 = 2,228,668.59/x - Step 3: Cross multiply
4,120,595.31x = 6,182,668.97 × 2,228,668.59 - Step 4: Simplify right side
4,120,595.31x = 13,779,120,124,663.31 - Step 5: Solve for x
x = 13,779,120,124,663.31/4,120,595.31 - Step 6: Final answer
x = 3,343,963.45
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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.