Finding the Fourth Proportional to 1,470,752.70, 2,203,176.60 and 992,455.80
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Solution
The fourth proportional to 1,470,752.70, 2,203,176.60 and 992,455.80 is: 1,486,691.40
Step by Step Solution
- Step 1: Write the proportion equation
1,470,752.70 : 2,203,176.60 = 992,455.80 : x - Step 2: Convert to fraction form
1,470,752.70/2,203,176.60 = 992,455.80/x - Step 3: Cross multiply
1,470,752.70x = 2,203,176.60 × 992,455.80 - Step 4: Simplify right side
1,470,752.70x = 2,186,555,395,094.28 - Step 5: Solve for x
x = 2,186,555,395,094.28/1,470,752.70 - Step 6: Final answer
x = 1,486,691.40
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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.