Finding the Fourth Proportional to 2,519,926.08, 3,477,555.36 and 1,432,026.24
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Solution
The fourth proportional to 2,519,926.08, 3,477,555.36 and 1,432,026.24 is: 1,976,228.81
Step by Step Solution
- Step 1: Write the proportion equation
2,519,926.08 : 3,477,555.36 = 1,432,026.24 : x - Step 2: Convert to fraction form
2,519,926.08/3,477,555.36 = 1,432,026.24/x - Step 3: Cross multiply
2,519,926.08x = 3,477,555.36 × 1,432,026.24 - Step 4: Simplify right side
2,519,926.08x = 4,979,950,526,572.65 - Step 5: Solve for x
x = 4,979,950,526,572.65/2,519,926.08 - Step 6: Final answer
x = 1,976,228.81
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1.5x scale
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.