Finding the Fourth Proportional to 5,316,375.12, 7,974,177.09 and 2,077,303.92
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Solution
The fourth proportional to 5,316,375.12, 7,974,177.09 and 2,077,303.92 is: 3,115,805.22
Step by Step Solution
- Step 1: Write the proportion equation
5,316,375.12 : 7,974,177.09 = 2,077,303.92 : x - Step 2: Convert to fraction form
5,316,375.12/7,974,177.09 = 2,077,303.92/x - Step 3: Cross multiply
5,316,375.12x = 7,974,177.09 × 2,077,303.92 - Step 4: Simplify right side
5,316,375.12x = 16,564,789,327,831.19 - Step 5: Solve for x
x = 16,564,789,327,831.19/5,316,375.12 - Step 6: Final answer
x = 3,115,805.22
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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.