Finding the Fourth Proportional to 4,530,175.15, 6,251,642.76 and 2,492,984.65
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Solution
The fourth proportional to 4,530,175.15, 6,251,642.76 and 2,492,984.65 is: 3,440,319.40
Step by Step Solution
- Step 1: Write the proportion equation
4,530,175.15 : 6,251,642.76 = 2,492,984.65 : x - Step 2: Convert to fraction form
4,530,175.15/6,251,642.76 = 2,492,984.65/x - Step 3: Cross multiply
4,530,175.15x = 6,251,642.76 × 2,492,984.65 - Step 4: Simplify right side
4,530,175.15x = 15,585,249,437,963.63 - Step 5: Solve for x
x = 15,585,249,437,963.63/4,530,175.15 - Step 6: Final answer
x = 3,440,319.40
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Double scale
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Similar ratio
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.