Finding the Fourth Proportional to 1,697,805.20, 2,546,430.94 and 499,447.26
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Solution
The fourth proportional to 1,697,805.20, 2,546,430.94 and 499,447.26 is: 749,089.45
Step by Step Solution
- Step 1: Write the proportion equation
1,697,805.20 : 2,546,430.94 = 499,447.26 : x - Step 2: Convert to fraction form
1,697,805.20/2,546,430.94 = 499,447.26/x - Step 3: Cross multiply
1,697,805.20x = 2,546,430.94 × 499,447.26 - Step 4: Simplify right side
1,697,805.20x = 1,271,807,955,762.22 - Step 5: Solve for x
x = 1,271,807,955,762.22/1,697,805.20 - Step 6: Final answer
x = 749,089.45
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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.