Finding the Fourth Proportional to 1,818,243.47, 2,727,365.08 and 1,727,325.02
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Solution
The fourth proportional to 1,818,243.47, 2,727,365.08 and 1,727,325.02 is: 2,590,987.41
Step by Step Solution
- Step 1: Write the proportion equation
1,818,243.47 : 2,727,365.08 = 1,727,325.02 : x - Step 2: Convert to fraction form
1,818,243.47/2,727,365.08 = 1,727,325.02/x - Step 3: Cross multiply
1,818,243.47x = 2,727,365.08 × 1,727,325.02 - Step 4: Simplify right side
1,818,243.47x = 4,711,045,941,358.30 - Step 5: Solve for x
x = 4,711,045,941,358.30/1,818,243.47 - Step 6: Final answer
x = 2,590,987.41
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.