Finding the Fourth Proportional to 1,964,659.57, 2,946,989.48 and 544,715.68
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Solution
The fourth proportional to 1,964,659.57, 2,946,989.48 and 544,715.68 is: 817,073.55
Step by Step Solution
- Step 1: Write the proportion equation
1,964,659.57 : 2,946,989.48 = 544,715.68 : x - Step 2: Convert to fraction form
1,964,659.57/2,946,989.48 = 544,715.68/x - Step 3: Cross multiply
1,964,659.57x = 2,946,989.48 × 544,715.68 - Step 4: Simplify right side
1,964,659.57x = 1,605,271,378,551.05 - Step 5: Solve for x
x = 1,605,271,378,551.05/1,964,659.57 - Step 6: Final answer
x = 817,073.55
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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.