Finding the Fourth Proportional to 1,058,860.62, 1,587,398.72 and 459,370.71
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Solution
The fourth proportional to 1,058,860.62, 1,587,398.72 and 459,370.71 is: 688,668.99
Step by Step Solution
- Step 1: Write the proportion equation
1,058,860.62 : 1,587,398.72 = 459,370.71 : x - Step 2: Convert to fraction form
1,058,860.62/1,587,398.72 = 459,370.71/x - Step 3: Cross multiply
1,058,860.62x = 1,587,398.72 × 459,370.71 - Step 4: Simplify right side
1,058,860.62x = 729,204,474,762.64 - Step 5: Solve for x
x = 729,204,474,762.64/1,058,860.62 - Step 6: Final answer
x = 688,668.99
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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.