Finding the Fourth Proportional to 3,417,475.08, 5,126,518.80 and 988,590.18
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Solution
The fourth proportional to 3,417,475.08, 5,126,518.80 and 988,590.18 is: 1,482,973.84
Step by Step Solution
- Step 1: Write the proportion equation
3,417,475.08 : 5,126,518.80 = 988,590.18 : x - Step 2: Convert to fraction form
3,417,475.08/5,126,518.80 = 988,590.18/x - Step 3: Cross multiply
3,417,475.08x = 5,126,518.80 × 988,590.18 - Step 4: Simplify right side
3,417,475.08x = 5,068,026,143,265.38 - Step 5: Solve for x
x = 5,068,026,143,265.38/3,417,475.08 - Step 6: Final answer
x = 1,482,973.84
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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.