Finding the Fourth Proportional to 1,679,177.80, 2,518,766.70 and 1,574,201.80
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Solution
The fourth proportional to 1,679,177.80, 2,518,766.70 and 1,574,201.80 is: 2,361,302.70
Step by Step Solution
- Step 1: Write the proportion equation
1,679,177.80 : 2,518,766.70 = 1,574,201.80 : x - Step 2: Convert to fraction form
1,679,177.80/2,518,766.70 = 1,574,201.80/x - Step 3: Cross multiply
1,679,177.80x = 2,518,766.70 × 1,574,201.80 - Step 4: Simplify right side
1,679,177.80x = 3,965,047,072,920.06 - Step 5: Solve for x
x = 3,965,047,072,920.06/1,679,177.80 - Step 6: Final answer
x = 2,361,302.70
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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.