Finding the Fourth Proportional to 1,058,625.74, 1,587,045.98 and 459,135.38
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Solution
The fourth proportional to 1,058,625.74, 1,587,045.98 and 459,135.38 is: 688,315.92
Step by Step Solution
- Step 1: Write the proportion equation
1,058,625.74 : 1,587,045.98 = 459,135.38 : x - Step 2: Convert to fraction form
1,058,625.74/1,587,045.98 = 459,135.38/x - Step 3: Cross multiply
1,058,625.74x = 1,587,045.98 × 459,135.38 - Step 4: Simplify right side
1,058,625.74x = 728,668,951,169.54 - Step 5: Solve for x
x = 728,668,951,169.54/1,058,625.74 - Step 6: Final answer
x = 688,315.92
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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.