Finding the Fourth Proportional to 4,884,372.30, 7,326,908.28 and 1,290,103.41
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Solution
The fourth proportional to 4,884,372.30, 7,326,908.28 and 1,290,103.41 is: 1,935,247.52
Step by Step Solution
- Step 1: Write the proportion equation
4,884,372.30 : 7,326,908.28 = 1,290,103.41 : x - Step 2: Convert to fraction form
4,884,372.30/7,326,908.28 = 1,290,103.41/x - Step 3: Cross multiply
4,884,372.30x = 7,326,908.28 × 1,290,103.41 - Step 4: Simplify right side
4,884,372.30x = 9,452,469,356,785.24 - Step 5: Solve for x
x = 9,452,469,356,785.24/4,884,372.30 - Step 6: Final answer
x = 1,935,247.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.