Finding the Fourth Proportional to 1,184,713.29, 1,776,730.95 and 386,064.63
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Solution
The fourth proportional to 1,184,713.29, 1,776,730.95 and 386,064.63 is: 578,986.48
Step by Step Solution
- Step 1: Write the proportion equation
1,184,713.29 : 1,776,730.95 = 386,064.63 : x - Step 2: Convert to fraction form
1,184,713.29/1,776,730.95 = 386,064.63/x - Step 3: Cross multiply
1,184,713.29x = 1,776,730.95 × 386,064.63 - Step 4: Simplify right side
1,184,713.29x = 685,932,976,821.30 - Step 5: Solve for x
x = 685,932,976,821.30/1,184,713.29 - Step 6: Final answer
x = 578,986.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.