Finding the Fourth Proportional to 2,119,548.24, 2,924,949.06 and 1,152,657.95
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Solution
The fourth proportional to 2,119,548.24, 2,924,949.06 and 1,152,657.95 is: 1,590,653.00
Step by Step Solution
- Step 1: Write the proportion equation
2,119,548.24 : 2,924,949.06 = 1,152,657.95 : x - Step 2: Convert to fraction form
2,119,548.24/2,924,949.06 = 1,152,657.95/x - Step 3: Cross multiply
2,119,548.24x = 2,924,949.06 × 1,152,657.95 - Step 4: Simplify right side
2,119,548.24x = 3,371,465,772,729.28 - Step 5: Solve for x
x = 3,371,465,772,729.28/2,119,548.24 - Step 6: Final answer
x = 1,590,653.00
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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.