Finding the Fourth Proportional to 4,118,320.32, 5,683,278.24 and 2,307,497.28
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Solution
The fourth proportional to 4,118,320.32, 5,683,278.24 and 2,307,497.28 is: 3,184,344.12
Step by Step Solution
- Step 1: Write the proportion equation
4,118,320.32 : 5,683,278.24 = 2,307,497.28 : x - Step 2: Convert to fraction form
4,118,320.32/5,683,278.24 = 2,307,497.28/x - Step 3: Cross multiply
4,118,320.32x = 5,683,278.24 × 2,307,497.28 - Step 4: Simplify right side
4,118,320.32x = 13,114,149,080,283.19 - Step 5: Solve for x
x = 13,114,149,080,283.19/4,118,320.32 - Step 6: Final answer
x = 3,184,344.12
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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.