Finding the Fourth Proportional to 2,210,612.85, 3,315,919.08 and 613,176.03
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Solution
The fourth proportional to 2,210,612.85, 3,315,919.08 and 613,176.03 is: 919,763.99
Step by Step Solution
- Step 1: Write the proportion equation
2,210,612.85 : 3,315,919.08 = 613,176.03 : x - Step 2: Convert to fraction form
2,210,612.85/3,315,919.08 = 613,176.03/x - Step 3: Cross multiply
2,210,612.85x = 3,315,919.08 × 613,176.03 - Step 4: Simplify right side
2,210,612.85x = 2,033,242,097,275.65 - Step 5: Solve for x
x = 2,033,242,097,275.65/2,210,612.85 - Step 6: Final answer
x = 919,763.99
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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.