Finding the Fourth Proportional to 6,242,430.60, 9,361,701.90 and 2,457,073.80
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Solution
The fourth proportional to 6,242,430.60, 9,361,701.90 and 2,457,073.80 is: 3,684,845.53
Step by Step Solution
- Step 1: Write the proportion equation
6,242,430.60 : 9,361,701.90 = 2,457,073.80 : x - Step 2: Convert to fraction form
6,242,430.60/9,361,701.90 = 2,457,073.80/x - Step 3: Cross multiply
6,242,430.60x = 9,361,701.90 × 2,457,073.80 - Step 4: Simplify right side
6,242,430.60x = 23,002,392,461,900.22 - Step 5: Solve for x
x = 23,002,392,461,900.22/6,242,430.60 - Step 6: Final answer
x = 3,684,845.53
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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.