Finding the Fourth Proportional to 1,696,499.40, 2,546,562.08 and 686,281.72
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Solution
The fourth proportional to 1,696,499.40, 2,546,562.08 and 686,281.72 is: 1,030,155.99
Step by Step Solution
- Step 1: Write the proportion equation
1,696,499.40 : 2,546,562.08 = 686,281.72 : x - Step 2: Convert to fraction form
1,696,499.40/2,546,562.08 = 686,281.72/x - Step 3: Cross multiply
1,696,499.40x = 2,546,562.08 × 686,281.72 - Step 4: Simplify right side
1,696,499.40x = 1,747,659,009,248.08 - Step 5: Solve for x
x = 1,747,659,009,248.08/1,696,499.40 - Step 6: Final answer
x = 1,030,155.99
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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.