Finding the Fourth Proportional to 3,871,312.16, 5,795,612.64 and 2,714,547.68
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Solution
The fourth proportional to 3,871,312.16, 5,795,612.64 and 2,714,547.68 is: 4,063,859.02
Step by Step Solution
- Step 1: Write the proportion equation
3,871,312.16 : 5,795,612.64 = 2,714,547.68 : x - Step 2: Convert to fraction form
3,871,312.16/5,795,612.64 = 2,714,547.68/x - Step 3: Cross multiply
3,871,312.16x = 5,795,612.64 × 2,714,547.68 - Step 4: Simplify right side
3,871,312.16x = 15,732,466,846,090.68 - Step 5: Solve for x
x = 15,732,466,846,090.68/3,871,312.16 - Step 6: Final answer
x = 4,063,859.02
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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.