Finding the Fourth Proportional to 4,949,235.69, 6,830,212.94 and 2,774,477.42
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Solution
The fourth proportional to 4,949,235.69, 6,830,212.94 and 2,774,477.42 is: 3,828,928.90
Step by Step Solution
- Step 1: Write the proportion equation
4,949,235.69 : 6,830,212.94 = 2,774,477.42 : x - Step 2: Convert to fraction form
4,949,235.69/6,830,212.94 = 2,774,477.42/x - Step 3: Cross multiply
4,949,235.69x = 6,830,212.94 × 2,774,477.42 - Step 4: Simplify right side
4,949,235.69x = 18,950,271,553,411.66 - Step 5: Solve for x
x = 18,950,271,553,411.66/4,949,235.69 - Step 6: Final answer
x = 3,828,928.90
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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.