Finding the Fourth Proportional to 4,088,181.60, 6,132,272.40 and 1,248,289.20
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Solution
The fourth proportional to 4,088,181.60, 6,132,272.40 and 1,248,289.20 is: 1,872,433.80
Step by Step Solution
- Step 1: Write the proportion equation
4,088,181.60 : 6,132,272.40 = 1,248,289.20 : x - Step 2: Convert to fraction form
4,088,181.60/6,132,272.40 = 1,248,289.20/x - Step 3: Cross multiply
4,088,181.60x = 6,132,272.40 × 1,248,289.20 - Step 4: Simplify right side
4,088,181.60x = 7,654,849,408,378.08 - Step 5: Solve for x
x = 7,654,849,408,378.08/4,088,181.60 - Step 6: Final answer
x = 1,872,433.80
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1.5x scale
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.