Finding the Fourth Proportional to 1,058,879.98, 1,461,289.56 and 623,218.36
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Solution
The fourth proportional to 1,058,879.98, 1,461,289.56 and 623,218.36 is: 860,062.05
Step by Step Solution
- Step 1: Write the proportion equation
1,058,879.98 : 1,461,289.56 = 623,218.36 : x - Step 2: Convert to fraction form
1,058,879.98/1,461,289.56 = 623,218.36/x - Step 3: Cross multiply
1,058,879.98x = 1,461,289.56 × 623,218.36 - Step 4: Simplify right side
1,058,879.98x = 910,702,483,068.32 - Step 5: Solve for x
x = 910,702,483,068.32/1,058,879.98 - Step 6: Final answer
x = 860,062.05
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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.