Finding the Fourth Proportional to 4,153,107.20, 6,228,494.40 and 1,314,089.60
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Solution
The fourth proportional to 4,153,107.20, 6,228,494.40 and 1,314,089.60 is: 1,970,765.34
Step by Step Solution
- Step 1: Write the proportion equation
4,153,107.20 : 6,228,494.40 = 1,314,089.60 : x - Step 2: Convert to fraction form
4,153,107.20/6,228,494.40 = 1,314,089.60/x - Step 3: Cross multiply
4,153,107.20x = 6,228,494.40 × 1,314,089.60 - Step 4: Simplify right side
4,153,107.20x = 8,184,799,714,698.24 - Step 5: Solve for x
x = 8,184,799,714,698.24/4,153,107.20 - Step 6: Final answer
x = 1,970,765.34
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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.