Finding the Fourth Proportional to 4,289,925.64, 5,920,168.74 and 2,356,365.16
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Solution
The fourth proportional to 4,289,925.64, 5,920,168.74 and 2,356,365.16 is: 3,251,823.12
Step by Step Solution
- Step 1: Write the proportion equation
4,289,925.64 : 5,920,168.74 = 2,356,365.16 : x - Step 2: Convert to fraction form
4,289,925.64/5,920,168.74 = 2,356,365.16/x - Step 3: Cross multiply
4,289,925.64x = 5,920,168.74 × 2,356,365.16 - Step 4: Simplify right side
4,289,925.64x = 13,950,079,360,257.10 - Step 5: Solve for x
x = 13,950,079,360,257.10/4,289,925.64 - Step 6: Final answer
x = 3,251,823.12
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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.