Finding the Fourth Proportional to 2,260,776.94, 3,119,871.46 and 1,242,247.30
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Solution
The fourth proportional to 2,260,776.94, 3,119,871.46 and 1,242,247.30 is: 1,714,300.88
Step by Step Solution
- Step 1: Write the proportion equation
2,260,776.94 : 3,119,871.46 = 1,242,247.30 : x - Step 2: Convert to fraction form
2,260,776.94/3,119,871.46 = 1,242,247.30/x - Step 3: Cross multiply
2,260,776.94x = 3,119,871.46 × 1,242,247.30 - Step 4: Simplify right side
2,260,776.94x = 3,875,651,897,532.06 - Step 5: Solve for x
x = 3,875,651,897,532.06/2,260,776.94 - Step 6: Final answer
x = 1,714,300.88
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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.