Finding the Fourth Proportional to 1,567,698.90, 2,348,049.15 and 1,209,905.70
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Solution
The fourth proportional to 1,567,698.90, 2,348,049.15 and 1,209,905.70 is: 1,812,157.97
Step by Step Solution
- Step 1: Write the proportion equation
1,567,698.90 : 2,348,049.15 = 1,209,905.70 : x - Step 2: Convert to fraction form
1,567,698.90/2,348,049.15 = 1,209,905.70/x - Step 3: Cross multiply
1,567,698.90x = 2,348,049.15 × 1,209,905.70 - Step 4: Simplify right side
1,567,698.90x = 2,840,918,050,465.16 - Step 5: Solve for x
x = 2,840,918,050,465.16/1,567,698.90 - Step 6: Final answer
x = 1,812,157.97
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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.