Finding the Fourth Proportional to 1,652,369.37, 2,475,621.80 and 690,705.09
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Solution
The fourth proportional to 1,652,369.37, 2,475,621.80 and 690,705.09 is: 1,034,831.92
Step by Step Solution
- Step 1: Write the proportion equation
1,652,369.37 : 2,475,621.80 = 690,705.09 : x - Step 2: Convert to fraction form
1,652,369.37/2,475,621.80 = 690,705.09/x - Step 3: Cross multiply
1,652,369.37x = 2,475,621.80 × 690,705.09 - Step 4: Simplify right side
1,652,369.37x = 1,709,924,577,311.58 - Step 5: Solve for x
x = 1,709,924,577,311.58/1,652,369.37 - Step 6: Final answer
x = 1,034,831.92
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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.