Finding the Fourth Proportional to 1,480,587.90, 2,221,918.65 and 949,400.70
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Solution
The fourth proportional to 1,480,587.90, 2,221,918.65 and 949,400.70 is: 1,424,765.88
Step by Step Solution
- Step 1: Write the proportion equation
1,480,587.90 : 2,221,918.65 = 949,400.70 : x - Step 2: Convert to fraction form
1,480,587.90/2,221,918.65 = 949,400.70/x - Step 3: Cross multiply
1,480,587.90x = 2,221,918.65 × 949,400.70 - Step 4: Simplify right side
1,480,587.90x = 2,109,491,121,653.05 - Step 5: Solve for x
x = 2,109,491,121,653.05/1,480,587.90 - Step 6: Final answer
x = 1,424,765.88
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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.