Finding the Fourth Proportional to 6,397,262.35, 8,828,209.26 and 3,643,948.72
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Solution
The fourth proportional to 6,397,262.35, 8,828,209.26 and 3,643,948.72 is: 5,028,641.95
Step by Step Solution
- Step 1: Write the proportion equation
6,397,262.35 : 8,828,209.26 = 3,643,948.72 : x - Step 2: Convert to fraction form
6,397,262.35/8,828,209.26 = 3,643,948.72/x - Step 3: Cross multiply
6,397,262.35x = 8,828,209.26 × 3,643,948.72 - Step 4: Simplify right side
6,397,262.35x = 32,169,541,832,869.15 - Step 5: Solve for x
x = 32,169,541,832,869.15/6,397,262.35 - Step 6: Final answer
x = 5,028,641.95
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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.