Finding the Fourth Proportional to 2,169,594.24, 2,993,421.12 and 1,251,750.72
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Solution
The fourth proportional to 2,169,594.24, 2,993,421.12 and 1,251,750.72 is: 1,727,058.90
Step by Step Solution
- Step 1: Write the proportion equation
2,169,594.24 : 2,993,421.12 = 1,251,750.72 : x - Step 2: Convert to fraction form
2,169,594.24/2,993,421.12 = 1,251,750.72/x - Step 3: Cross multiply
2,169,594.24x = 2,993,421.12 × 1,251,750.72 - Step 4: Simplify right side
2,169,594.24x = 3,747,017,042,223.21 - Step 5: Solve for x
x = 3,747,017,042,223.21/2,169,594.24 - Step 6: Final answer
x = 1,727,058.90
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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.