Finding the Fourth Proportional to 1,281,655.66, 1,921,352.06 and 483,497.70
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Solution
The fourth proportional to 1,281,655.66, 1,921,352.06 and 483,497.70 is: 724,819.72
Step by Step Solution
- Step 1: Write the proportion equation
1,281,655.66 : 1,921,352.06 = 483,497.70 : x - Step 2: Convert to fraction form
1,281,655.66/1,921,352.06 = 483,497.70/x - Step 3: Cross multiply
1,281,655.66x = 1,921,352.06 × 483,497.70 - Step 4: Simplify right side
1,281,655.66x = 928,969,301,900.26 - Step 5: Solve for x
x = 928,969,301,900.26/1,281,655.66 - Step 6: Final answer
x = 724,819.72
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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.