Finding the Fourth Proportional to 1,124,854.80, 1,684,657.80 and 1,102,304.40
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Solution
The fourth proportional to 1,124,854.80, 1,684,657.80 and 1,102,304.40 is: 1,650,884.81
Step by Step Solution
- Step 1: Write the proportion equation
1,124,854.80 : 1,684,657.80 = 1,102,304.40 : x - Step 2: Convert to fraction form
1,124,854.80/1,684,657.80 = 1,102,304.40/x - Step 3: Cross multiply
1,124,854.80x = 1,684,657.80 × 1,102,304.40 - Step 4: Simplify right side
1,124,854.80x = 1,857,005,705,434.32 - Step 5: Solve for x
x = 1,857,005,705,434.32/1,124,854.80 - Step 6: Final answer
x = 1,650,884.81
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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.