Finding the Fourth Proportional to 2,328,430.44, 3,213,339.62 and 1,296,004.12
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Solution
The fourth proportional to 2,328,430.44, 3,213,339.62 and 1,296,004.12 is: 1,788,544.47
Step by Step Solution
- Step 1: Write the proportion equation
2,328,430.44 : 3,213,339.62 = 1,296,004.12 : x - Step 2: Convert to fraction form
2,328,430.44/3,213,339.62 = 1,296,004.12/x - Step 3: Cross multiply
2,328,430.44x = 3,213,339.62 × 1,296,004.12 - Step 4: Simplify right side
2,328,430.44x = 4,164,501,386,479.24 - Step 5: Solve for x
x = 4,164,501,386,479.24/2,328,430.44 - Step 6: Final answer
x = 1,788,544.47
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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.