Finding the Fourth Proportional to 1,751,785.06, 2,417,903.76 and 988,281.50
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Solution
The fourth proportional to 1,751,785.06, 2,417,903.76 and 988,281.50 is: 1,364,076.91
Step by Step Solution
- Step 1: Write the proportion equation
1,751,785.06 : 2,417,903.76 = 988,281.50 : x - Step 2: Convert to fraction form
1,751,785.06/2,417,903.76 = 988,281.50/x - Step 3: Cross multiply
1,751,785.06x = 2,417,903.76 × 988,281.50 - Step 4: Simplify right side
1,751,785.06x = 2,389,569,554,788.44 - Step 5: Solve for x
x = 2,389,569,554,788.44/1,751,785.06 - Step 6: Final answer
x = 1,364,076.91
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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.