Finding the Fourth Proportional to 5,119,495.98, 7,677,844.28 and 1,924,376.46
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Solution
The fourth proportional to 5,119,495.98, 7,677,844.28 and 1,924,376.46 is: 2,886,038.56
Step by Step Solution
- Step 1: Write the proportion equation
5,119,495.98 : 7,677,844.28 = 1,924,376.46 : x - Step 2: Convert to fraction form
5,119,495.98/7,677,844.28 = 1,924,376.46/x - Step 3: Cross multiply
5,119,495.98x = 7,677,844.28 × 1,924,376.46 - Step 4: Simplify right side
5,119,495.98x = 14,775,062,795,977.65 - Step 5: Solve for x
x = 14,775,062,795,977.65/5,119,495.98 - Step 6: Final answer
x = 2,886,038.56
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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.