Finding the Fourth Proportional to 2,148,277.23, 2,964,698.66 and 1,181,482.35
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Solution
The fourth proportional to 2,148,277.23, 2,964,698.66 and 1,181,482.35 is: 1,630,487.48
Step by Step Solution
- Step 1: Write the proportion equation
2,148,277.23 : 2,964,698.66 = 1,181,482.35 : x - Step 2: Convert to fraction form
2,148,277.23/2,964,698.66 = 1,181,482.35/x - Step 3: Cross multiply
2,148,277.23x = 2,964,698.66 × 1,181,482.35 - Step 4: Simplify right side
2,148,277.23x = 3,502,739,133,951.24 - Step 5: Solve for x
x = 3,502,739,133,951.24/2,148,277.23 - Step 6: Final answer
x = 1,630,487.48
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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.