Finding the Fourth Proportional to 4,106,742.72, 6,159,643.44 and 1,074,401.21
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Solution
The fourth proportional to 4,106,742.72, 6,159,643.44 and 1,074,401.21 is: 1,611,478.68
Step by Step Solution
- Step 1: Write the proportion equation
4,106,742.72 : 6,159,643.44 = 1,074,401.21 : x - Step 2: Convert to fraction form
4,106,742.72/6,159,643.44 = 1,074,401.21/x - Step 3: Cross multiply
4,106,742.72x = 6,159,643.44 × 1,074,401.21 - Step 4: Simplify right side
4,106,742.72x = 6,617,928,334,306.35 - Step 5: Solve for x
x = 6,617,928,334,306.35/4,106,742.72 - Step 6: Final answer
x = 1,611,478.68
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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.