Finding the Fourth Proportional to 1,110,276.18, 1,531,388.84 and 766,242.45
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Solution
The fourth proportional to 1,110,276.18, 1,531,388.84 and 766,242.45 is: 1,056,867.79
Step by Step Solution
- Step 1: Write the proportion equation
1,110,276.18 : 1,531,388.84 = 766,242.45 : x - Step 2: Convert to fraction form
1,110,276.18/1,531,388.84 = 766,242.45/x - Step 3: Cross multiply
1,110,276.18x = 1,531,388.84 × 766,242.45 - Step 4: Simplify right side
1,110,276.18x = 1,173,415,132,833.05 - Step 5: Solve for x
x = 1,173,415,132,833.05/1,110,276.18 - Step 6: Final answer
x = 1,056,867.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.