Finding the Fourth Proportional to 3,768,397.30, 5,652,598.68 and 928,509.45
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Solution
The fourth proportional to 3,768,397.30, 5,652,598.68 and 928,509.45 is: 1,392,764.85
Step by Step Solution
- Step 1: Write the proportion equation
3,768,397.30 : 5,652,598.68 = 928,509.45 : x - Step 2: Convert to fraction form
3,768,397.30/5,652,598.68 = 928,509.45/x - Step 3: Cross multiply
3,768,397.30x = 5,652,598.68 × 928,509.45 - Step 4: Simplify right side
3,768,397.30x = 5,248,491,291,437.53 - Step 5: Solve for x
x = 5,248,491,291,437.53/3,768,397.30 - Step 6: Final answer
x = 1,392,764.85
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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.