Finding the Fourth Proportional to 2,480,275.12, 3,720,450.05 and 861,095.35
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Solution
The fourth proportional to 2,480,275.12, 3,720,450.05 and 861,095.35 is: 1,291,656.00
Step by Step Solution
- Step 1: Write the proportion equation
2,480,275.12 : 3,720,450.05 = 861,095.35 : x - Step 2: Convert to fraction form
2,480,275.12/3,720,450.05 = 861,095.35/x - Step 3: Cross multiply
2,480,275.12x = 3,720,450.05 × 861,095.35 - Step 4: Simplify right side
2,480,275.12x = 3,203,662,237,962.27 - Step 5: Solve for x
x = 3,203,662,237,962.27/2,480,275.12 - Step 6: Final answer
x = 1,291,656.00
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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.