Finding the Fourth Proportional to 1,141,686.18, 1,712,187.84 and 715,868.79
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Solution
The fourth proportional to 1,141,686.18, 1,712,187.84 and 715,868.79 is: 1,073,589.10
Step by Step Solution
- Step 1: Write the proportion equation
1,141,686.18 : 1,712,187.84 = 715,868.79 : x - Step 2: Convert to fraction form
1,141,686.18/1,712,187.84 = 715,868.79/x - Step 3: Cross multiply
1,141,686.18x = 1,712,187.84 × 715,868.79 - Step 4: Simplify right side
1,141,686.18x = 1,225,701,837,273.51 - Step 5: Solve for x
x = 1,225,701,837,273.51/1,141,686.18 - Step 6: Final answer
x = 1,073,589.10
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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.