Finding the Fourth Proportional to 1,058,317.44, 1,587,694.88 and 348,388.08
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Solution
The fourth proportional to 1,058,317.44, 1,587,694.88 and 348,388.08 is: 522,654.12
Step by Step Solution
- Step 1: Write the proportion equation
1,058,317.44 : 1,587,694.88 = 348,388.08 : x - Step 2: Convert to fraction form
1,058,317.44/1,587,694.88 = 348,388.08/x - Step 3: Cross multiply
1,058,317.44x = 1,587,694.88 × 348,388.08 - Step 4: Simplify right side
1,058,317.44x = 553,133,970,869.03 - Step 5: Solve for x
x = 553,133,970,869.03/1,058,317.44 - Step 6: Final answer
x = 522,654.12
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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.