Finding the Fourth Proportional to 2,806,683.40, 4,210,122.30 and 887,615.20
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Solution
The fourth proportional to 2,806,683.40, 4,210,122.30 and 887,615.20 is: 1,331,453.54
Step by Step Solution
- Step 1: Write the proportion equation
2,806,683.40 : 4,210,122.30 = 887,615.20 : x - Step 2: Convert to fraction form
2,806,683.40/4,210,122.30 = 887,615.20/x - Step 3: Cross multiply
2,806,683.40x = 4,210,122.30 × 887,615.20 - Step 4: Simplify right side
2,806,683.40x = 3,736,968,547,338.96 - Step 5: Solve for x
x = 3,736,968,547,338.96/2,806,683.40 - Step 6: Final answer
x = 1,331,453.54
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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.