Finding the Fourth Proportional to 3,358,701.63, 4,634,833.35 and 1,908,195.75
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Solution
The fourth proportional to 3,358,701.63, 4,634,833.35 and 1,908,195.75 is: 2,633,210.77
Step by Step Solution
- Step 1: Write the proportion equation
3,358,701.63 : 4,634,833.35 = 1,908,195.75 : x - Step 2: Convert to fraction form
3,358,701.63/4,634,833.35 = 1,908,195.75/x - Step 3: Cross multiply
3,358,701.63x = 4,634,833.35 × 1,908,195.75 - Step 4: Simplify right side
3,358,701.63x = 8,844,169,300,428.26 - Step 5: Solve for x
x = 8,844,169,300,428.26/3,358,701.63 - Step 6: Final answer
x = 2,633,210.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.