Finding the Fourth Proportional to 3,444,579.36, 5,167,221.12 and 1,316,454.48
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Solution
The fourth proportional to 3,444,579.36, 5,167,221.12 and 1,316,454.48 is: 1,974,816.28
Step by Step Solution
- Step 1: Write the proportion equation
3,444,579.36 : 5,167,221.12 = 1,316,454.48 : x - Step 2: Convert to fraction form
3,444,579.36/5,167,221.12 = 1,316,454.48/x - Step 3: Cross multiply
3,444,579.36x = 5,167,221.12 × 1,316,454.48 - Step 4: Simplify right side
3,444,579.36x = 6,802,411,392,574.62 - Step 5: Solve for x
x = 6,802,411,392,574.62/3,444,579.36 - Step 6: Final answer
x = 1,974,816.28
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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.