Finding the Fourth Proportional to 1,058,572.47, 1,587,889.82 and 259,853.99
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Solution
The fourth proportional to 1,058,572.47, 1,587,889.82 and 259,853.99 is: 389,788.62
Step by Step Solution
- Step 1: Write the proportion equation
1,058,572.47 : 1,587,889.82 = 259,853.99 : x - Step 2: Convert to fraction form
1,058,572.47/1,587,889.82 = 259,853.99/x - Step 3: Cross multiply
1,058,572.47x = 1,587,889.82 × 259,853.99 - Step 4: Simplify right side
1,058,572.47x = 412,619,498,117.57 - Step 5: Solve for x
x = 412,619,498,117.57/1,058,572.47 - Step 6: Final answer
x = 389,788.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.