Finding the Fourth Proportional to 4,643,593.79, 6,407,807.87 and 2,606,009.63
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Solution
The fourth proportional to 4,643,593.79, 6,407,807.87 and 2,606,009.63 is: 3,596,095.99
Step by Step Solution
- Step 1: Write the proportion equation
4,643,593.79 : 6,407,807.87 = 2,606,009.63 : x - Step 2: Convert to fraction form
4,643,593.79/6,407,807.87 = 2,606,009.63/x - Step 3: Cross multiply
4,643,593.79x = 6,407,807.87 × 2,606,009.63 - Step 4: Simplify right side
4,643,593.79x = 16,698,808,990,885.77 - Step 5: Solve for x
x = 16,698,808,990,885.77/4,643,593.79 - Step 6: Final answer
x = 3,596,095.99
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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.