Finding the Fourth Proportional to 1,051,803.20, 1,577,970.06 and 293,643.98
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Solution
The fourth proportional to 1,051,803.20, 1,577,970.06 and 293,643.98 is: 440,540.03
Step by Step Solution
- Step 1: Write the proportion equation
1,051,803.20 : 1,577,970.06 = 293,643.98 : x - Step 2: Convert to fraction form
1,051,803.20/1,577,970.06 = 293,643.98/x - Step 3: Cross multiply
1,051,803.20x = 1,577,970.06 × 293,643.98 - Step 4: Simplify right side
1,051,803.20x = 463,361,408,739.24 - Step 5: Solve for x
x = 463,361,408,739.24/1,051,803.20 - Step 6: Final answer
x = 440,540.03
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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.