Finding the Fourth Proportional to 1,808,201.69, 2,495,136.58 and 1,083,030.76
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Solution
The fourth proportional to 1,808,201.69, 2,495,136.58 and 1,083,030.76 is: 1,494,473.59
Step by Step Solution
- Step 1: Write the proportion equation
1,808,201.69 : 2,495,136.58 = 1,083,030.76 : x - Step 2: Convert to fraction form
1,808,201.69/2,495,136.58 = 1,083,030.76/x - Step 3: Cross multiply
1,808,201.69x = 2,495,136.58 × 1,083,030.76 - Step 4: Simplify right side
1,808,201.69x = 2,702,309,657,595.78 - Step 5: Solve for x
x = 2,702,309,657,595.78/1,808,201.69 - Step 6: Final answer
x = 1,494,473.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.