Finding the Fourth Proportional to 1,808,459.10, 2,708,752.05 and 1,097,246.70
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Solution
The fourth proportional to 1,808,459.10, 2,708,752.05 and 1,097,246.70 is: 1,643,481.60
Step by Step Solution
- Step 1: Write the proportion equation
1,808,459.10 : 2,708,752.05 = 1,097,246.70 : x - Step 2: Convert to fraction form
1,808,459.10/2,708,752.05 = 1,097,246.70/x - Step 3: Cross multiply
1,808,459.10x = 2,708,752.05 × 1,097,246.70 - Step 4: Simplify right side
1,808,459.10x = 2,972,169,247,980.74 - Step 5: Solve for x
x = 2,972,169,247,980.74/1,808,459.10 - Step 6: Final answer
x = 1,643,481.60
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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.