Finding the Fourth Proportional to 5,636,812.44, 8,455,570.74 and 1,593,612.12
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Solution
The fourth proportional to 5,636,812.44, 8,455,570.74 and 1,593,612.12 is: 2,390,517.72
Step by Step Solution
- Step 1: Write the proportion equation
5,636,812.44 : 8,455,570.74 = 1,593,612.12 : x - Step 2: Convert to fraction form
5,636,812.44/8,455,570.74 = 1,593,612.12/x - Step 3: Cross multiply
5,636,812.44x = 8,455,570.74 × 1,593,612.12 - Step 4: Simplify right side
5,636,812.44x = 13,474,900,012,781.37 - Step 5: Solve for x
x = 13,474,900,012,781.37/5,636,812.44 - Step 6: Final answer
x = 2,390,517.72
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.