Finding the Fourth Proportional to 1,700,129.10, 2,549,009.97 and 752,986.38
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Solution
The fourth proportional to 1,700,129.10, 2,549,009.97 and 752,986.38 is: 1,128,955.32
Step by Step Solution
- Step 1: Write the proportion equation
1,700,129.10 : 2,549,009.97 = 752,986.38 : x - Step 2: Convert to fraction form
1,700,129.10/2,549,009.97 = 752,986.38/x - Step 3: Cross multiply
1,700,129.10x = 2,549,009.97 × 752,986.38 - Step 4: Simplify right side
1,700,129.10x = 1,919,369,789,894.21 - Step 5: Solve for x
x = 1,919,369,789,894.21/1,700,129.10 - Step 6: Final answer
x = 1,128,955.32
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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.