Finding the Fourth Proportional to 4,607,721.62, 6,358,658.56 and 2,570,531.12
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Solution
The fourth proportional to 4,607,721.62, 6,358,658.56 and 2,570,531.12 is: 3,547,334.47
Step by Step Solution
- Step 1: Write the proportion equation
4,607,721.62 : 6,358,658.56 = 2,570,531.12 : x - Step 2: Convert to fraction form
4,607,721.62/6,358,658.56 = 2,570,531.12/x - Step 3: Cross multiply
4,607,721.62x = 6,358,658.56 × 2,570,531.12 - Step 4: Simplify right side
4,607,721.62x = 16,345,129,709,934.39 - Step 5: Solve for x
x = 16,345,129,709,934.39/4,607,721.62 - Step 6: Final answer
x = 3,547,334.47
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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.