Finding the Fourth Proportional to 1,819,867.23, 2,730,121.74 and 621,508.68
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Solution
The fourth proportional to 1,819,867.23, 2,730,121.74 and 621,508.68 is: 932,372.61
Step by Step Solution
- Step 1: Write the proportion equation
1,819,867.23 : 2,730,121.74 = 621,508.68 : x - Step 2: Convert to fraction form
1,819,867.23/2,730,121.74 = 621,508.68/x - Step 3: Cross multiply
1,819,867.23x = 2,730,121.74 × 621,508.68 - Step 4: Simplify right side
1,819,867.23x = 1,696,794,358,866.70 - Step 5: Solve for x
x = 1,696,794,358,866.70/1,819,867.23 - Step 6: Final answer
x = 932,372.61
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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.