Finding the Fourth Proportional to 1,297,374.68, 1,790,366.35 and 708,674.60
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Solution
The fourth proportional to 1,297,374.68, 1,790,366.35 and 708,674.60 is: 977,965.10
Step by Step Solution
- Step 1: Write the proportion equation
1,297,374.68 : 1,790,366.35 = 708,674.60 : x - Step 2: Convert to fraction form
1,297,374.68/1,790,366.35 = 708,674.60/x - Step 3: Cross multiply
1,297,374.68x = 1,790,366.35 × 708,674.60 - Step 4: Simplify right side
1,297,374.68x = 1,268,787,156,939.71 - Step 5: Solve for x
x = 1,268,787,156,939.71/1,297,374.68 - Step 6: Final answer
x = 977,965.10
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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.