Finding the Fourth Proportional to 1,395,313.91, 1,925,743.75 and 851,766.11
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Solution
The fourth proportional to 1,395,313.91, 1,925,743.75 and 851,766.11 is: 1,175,565.76
Step by Step Solution
- Step 1: Write the proportion equation
1,395,313.91 : 1,925,743.75 = 851,766.11 : x - Step 2: Convert to fraction form
1,395,313.91/1,925,743.75 = 851,766.11/x - Step 3: Cross multiply
1,395,313.91x = 1,925,743.75 × 851,766.11 - Step 4: Simplify right side
1,395,313.91x = 1,640,283,251,036.18 - Step 5: Solve for x
x = 1,640,283,251,036.18/1,395,313.91 - Step 6: Final answer
x = 1,175,565.76
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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.