Finding the Fourth Proportional to 1,747,641.84, 2,621,556.18 and 549,657.57
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Solution
The fourth proportional to 1,747,641.84, 2,621,556.18 and 549,657.57 is: 824,515.74
Step by Step Solution
- Step 1: Write the proportion equation
1,747,641.84 : 2,621,556.18 = 549,657.57 : x - Step 2: Convert to fraction form
1,747,641.84/2,621,556.18 = 549,657.57/x - Step 3: Cross multiply
1,747,641.84x = 2,621,556.18 × 549,657.57 - Step 4: Simplify right side
1,747,641.84x = 1,440,958,199,517.28 - Step 5: Solve for x
x = 1,440,958,199,517.28/1,747,641.84 - Step 6: Final answer
x = 824,515.74
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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.