Finding the Fourth Proportional to 4,297,902.40, 6,440,358.16 and 2,875,412.04
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Solution
The fourth proportional to 4,297,902.40, 6,440,358.16 and 2,875,412.04 is: 4,308,772.44
Step by Step Solution
- Step 1: Write the proportion equation
4,297,902.40 : 6,440,358.16 = 2,875,412.04 : x - Step 2: Convert to fraction form
4,297,902.40/6,440,358.16 = 2,875,412.04/x - Step 3: Cross multiply
4,297,902.40x = 6,440,358.16 × 2,875,412.04 - Step 4: Simplify right side
4,297,902.40x = 18,518,683,395,176.25 - Step 5: Solve for x
x = 18,518,683,395,176.25/4,297,902.40 - Step 6: Final answer
x = 4,308,772.44
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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.