Finding the Fourth Proportional to 2,031,258.51, 2,803,096.66 and 1,113,489.63
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Solution
The fourth proportional to 2,031,258.51, 2,803,096.66 and 1,113,489.63 is: 1,536,593.72
Step by Step Solution
- Step 1: Write the proportion equation
2,031,258.51 : 2,803,096.66 = 1,113,489.63 : x - Step 2: Convert to fraction form
2,031,258.51/2,803,096.66 = 1,113,489.63/x - Step 3: Cross multiply
2,031,258.51x = 2,803,096.66 × 1,113,489.63 - Step 4: Simplify right side
2,031,258.51x = 3,121,219,062,797.64 - Step 5: Solve for x
x = 3,121,219,062,797.64/2,031,258.51 - Step 6: Final answer
x = 1,536,593.72
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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.