Finding the Fourth Proportional to 1,927,707.40, 2,660,251.62 and 1,068,281.92
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Solution
The fourth proportional to 1,927,707.40, 2,660,251.62 and 1,068,281.92 is: 1,474,237.59
Step by Step Solution
- Step 1: Write the proportion equation
1,927,707.40 : 2,660,251.62 = 1,068,281.92 : x - Step 2: Convert to fraction form
1,927,707.40/2,660,251.62 = 1,068,281.92/x - Step 3: Cross multiply
1,927,707.40x = 2,660,251.62 × 1,068,281.92 - Step 4: Simplify right side
1,927,707.40x = 2,841,898,708,296.71 - Step 5: Solve for x
x = 2,841,898,708,296.71/1,927,707.40 - Step 6: Final answer
x = 1,474,237.59
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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.