Finding the Fourth Proportional to 1,699,530.99, 2,549,381.19 and 485,287.71
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Solution
The fourth proportional to 1,699,530.99, 2,549,381.19 and 485,287.71 is: 727,955.75
Step by Step Solution
- Step 1: Write the proportion equation
1,699,530.99 : 2,549,381.19 = 485,287.71 : x - Step 2: Convert to fraction form
1,699,530.99/2,549,381.19 = 485,287.71/x - Step 3: Cross multiply
1,699,530.99x = 2,549,381.19 × 485,287.71 - Step 4: Simplify right side
1,699,530.99x = 1,237,183,359,612.17 - Step 5: Solve for x
x = 1,237,183,359,612.17/1,699,530.99 - Step 6: Final answer
x = 727,955.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.