Finding the Fourth Proportional to 4,820,559.32, 7,230,881.36 and 1,226,330.08
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Solution
The fourth proportional to 4,820,559.32, 7,230,881.36 and 1,226,330.08 is: 1,839,505.90
Step by Step Solution
- Step 1: Write the proportion equation
4,820,559.32 : 7,230,881.36 = 1,226,330.08 : x - Step 2: Convert to fraction form
4,820,559.32/7,230,881.36 = 1,226,330.08/x - Step 3: Cross multiply
4,820,559.32x = 7,230,881.36 × 1,226,330.08 - Step 4: Simplify right side
4,820,559.32x = 8,867,447,316,679.31 - Step 5: Solve for x
x = 8,867,447,316,679.31/4,820,559.32 - Step 6: Final answer
x = 1,839,505.90
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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.