Finding the Fourth Proportional to 3,167,881.92, 4,752,297.08 and 1,146,598.74
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Solution
The fourth proportional to 3,167,881.92, 4,752,297.08 and 1,146,598.74 is: 1,720,069.74
Step by Step Solution
- Step 1: Write the proportion equation
3,167,881.92 : 4,752,297.08 = 1,146,598.74 : x - Step 2: Convert to fraction form
3,167,881.92/4,752,297.08 = 1,146,598.74/x - Step 3: Cross multiply
3,167,881.92x = 4,752,297.08 × 1,146,598.74 - Step 4: Simplify right side
3,167,881.92x = 5,448,977,838,300.69 - Step 5: Solve for x
x = 5,448,977,838,300.69/3,167,881.92 - Step 6: Final answer
x = 1,720,069.74
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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.