Finding the Fourth Proportional to 1,507,775.34, 2,080,746.08 and 819,447.16
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Solution
The fourth proportional to 1,507,775.34, 2,080,746.08 and 819,447.16 is: 1,130,845.84
Step by Step Solution
- Step 1: Write the proportion equation
1,507,775.34 : 2,080,746.08 = 819,447.16 : x - Step 2: Convert to fraction form
1,507,775.34/2,080,746.08 = 819,447.16/x - Step 3: Cross multiply
1,507,775.34x = 2,080,746.08 × 819,447.16 - Step 4: Simplify right side
1,507,775.34x = 1,705,061,465,937.13 - Step 5: Solve for x
x = 1,705,061,465,937.13/1,507,775.34 - Step 6: Final answer
x = 1,130,845.84
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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.