Finding the Fourth Proportional to 2,119,484.34, 2,924,907.98 and 1,152,623.79
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Solution
The fourth proportional to 2,119,484.34, 2,924,907.98 and 1,152,623.79 is: 1,590,631.48
Step by Step Solution
- Step 1: Write the proportion equation
2,119,484.34 : 2,924,907.98 = 1,152,623.79 : x - Step 2: Convert to fraction form
2,119,484.34/2,924,907.98 = 1,152,623.79/x - Step 3: Cross multiply
2,119,484.34x = 2,924,907.98 × 1,152,623.79 - Step 4: Simplify right side
2,119,484.34x = 3,371,318,515,545.73 - Step 5: Solve for x
x = 3,371,318,515,545.73/2,119,484.34 - Step 6: Final answer
x = 1,590,631.48
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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.