Finding the Fourth Proportional to 4,389,203.35, 6,583,139.79 and 1,194,578.47
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Solution
The fourth proportional to 4,389,203.35, 6,583,139.79 and 1,194,578.47 is: 1,791,686.65
Step by Step Solution
- Step 1: Write the proportion equation
4,389,203.35 : 6,583,139.79 = 1,194,578.47 : x - Step 2: Convert to fraction form
4,389,203.35/6,583,139.79 = 1,194,578.47/x - Step 3: Cross multiply
4,389,203.35x = 6,583,139.79 × 1,194,578.47 - Step 4: Simplify right side
4,389,203.35x = 7,864,077,058,134.32 - Step 5: Solve for x
x = 7,864,077,058,134.32/4,389,203.35 - Step 6: Final answer
x = 1,791,686.65
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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.