Finding the Fourth Proportional to 1,417,178.26, 2,126,133.88 and 406,374.20
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Solution
The fourth proportional to 1,417,178.26, 2,126,133.88 and 406,374.20 is: 609,666.39
Step by Step Solution
- Step 1: Write the proportion equation
1,417,178.26 : 2,126,133.88 = 406,374.20 : x - Step 2: Convert to fraction form
1,417,178.26/2,126,133.88 = 406,374.20/x - Step 3: Cross multiply
1,417,178.26x = 2,126,133.88 × 406,374.20 - Step 4: Simplify right side
1,417,178.26x = 864,005,954,577.90 - Step 5: Solve for x
x = 864,005,954,577.90/1,417,178.26 - Step 6: Final answer
x = 609,666.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.