Finding the Fourth Proportional to 1,471,787.80, 2,207,681.70 and 1,471,787.80
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Solution
The fourth proportional to 1,471,787.80, 2,207,681.70 and 1,471,787.80 is: 2,207,681.70
Step by Step Solution
- Step 1: Write the proportion equation
1,471,787.80 : 2,207,681.70 = 1,471,787.80 : x - Step 2: Convert to fraction form
1,471,787.80/2,207,681.70 = 1,471,787.80/x - Step 3: Cross multiply
1,471,787.80x = 2,207,681.70 × 1,471,787.80 - Step 4: Simplify right side
1,471,787.80x = 3,249,238,992,343.26 - Step 5: Solve for x
x = 3,249,238,992,343.26/1,471,787.80 - Step 6: Final answer
x = 2,207,681.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.