Finding the Fourth Proportional to 3,185,793.14, 4,779,381.68 and 1,164,033.80
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Solution
The fourth proportional to 3,185,793.14, 4,779,381.68 and 1,164,033.80 is: 1,746,303.53
Step by Step Solution
- Step 1: Write the proportion equation
3,185,793.14 : 4,779,381.68 = 1,164,033.80 : x - Step 2: Convert to fraction form
3,185,793.14/4,779,381.68 = 1,164,033.80/x - Step 3: Cross multiply
3,185,793.14x = 4,779,381.68 × 1,164,033.80 - Step 4: Simplify right side
3,185,793.14x = 5,563,361,818,620.78 - Step 5: Solve for x
x = 5,563,361,818,620.78/3,185,793.14 - Step 6: Final answer
x = 1,746,303.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.