Finding the Fourth Proportional to 1,828,158.24, 2,522,440.80 and 1,175,125.44
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Solution
The fourth proportional to 1,828,158.24, 2,522,440.80 and 1,175,125.44 is: 1,621,404.70
Step by Step Solution
- Step 1: Write the proportion equation
1,828,158.24 : 2,522,440.80 = 1,175,125.44 : x - Step 2: Convert to fraction form
1,828,158.24/2,522,440.80 = 1,175,125.44/x - Step 3: Cross multiply
1,828,158.24x = 2,522,440.80 × 1,175,125.44 - Step 4: Simplify right side
1,828,158.24x = 2,964,184,354,973.95 - Step 5: Solve for x
x = 2,964,184,354,973.95/1,828,158.24 - Step 6: Final answer
x = 1,621,404.70
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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.