Finding the Fourth Proportional to 1,370,396.68, 1,889,897.88 and 1,176,743.56
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Solution
The fourth proportional to 1,370,396.68, 1,889,897.88 and 1,176,743.56 is: 1,622,833.15
Step by Step Solution
- Step 1: Write the proportion equation
1,370,396.68 : 1,889,897.88 = 1,176,743.56 : x - Step 2: Convert to fraction form
1,370,396.68/1,889,897.88 = 1,176,743.56/x - Step 3: Cross multiply
1,370,396.68x = 1,889,897.88 × 1,176,743.56 - Step 4: Simplify right side
1,370,396.68x = 2,223,925,159,347.65 - Step 5: Solve for x
x = 2,223,925,159,347.65/1,370,396.68 - Step 6: Final answer
x = 1,622,833.15
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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.