Finding the Fourth Proportional to 4,031,030.28, 6,046,507.80 and 1,634,305.20
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Solution
The fourth proportional to 4,031,030.28, 6,046,507.80 and 1,634,305.20 is: 2,451,442.55
Step by Step Solution
- Step 1: Write the proportion equation
4,031,030.28 : 6,046,507.80 = 1,634,305.20 : x - Step 2: Convert to fraction form
4,031,030.28/6,046,507.80 = 1,634,305.20/x - Step 3: Cross multiply
4,031,030.28x = 6,046,507.80 × 1,634,305.20 - Step 4: Simplify right side
4,031,030.28x = 9,881,839,139,380.56 - Step 5: Solve for x
x = 9,881,839,139,380.56/4,031,030.28 - Step 6: Final answer
x = 2,451,442.55
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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.