Finding the Fourth Proportional to 4,243,067.67, 6,354,470.91 and 2,442,165.69
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Solution
The fourth proportional to 4,243,067.67, 6,354,470.91 and 2,442,165.69 is: 3,657,417.71
Step by Step Solution
- Step 1: Write the proportion equation
4,243,067.67 : 6,354,470.91 = 2,442,165.69 : x - Step 2: Convert to fraction form
4,243,067.67/6,354,470.91 = 2,442,165.69/x - Step 3: Cross multiply
4,243,067.67x = 6,354,470.91 × 2,442,165.69 - Step 4: Simplify right side
4,243,067.67x = 15,518,670,834,505.08 - Step 5: Solve for x
x = 15,518,670,834,505.08/4,243,067.67 - Step 6: Final answer
x = 3,657,417.71
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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.