Finding the Fourth Proportional to 1,793,962.16, 2,687,898.08 and 1,082,495.20
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Solution
The fourth proportional to 1,793,962.16, 2,687,898.08 and 1,082,495.20 is: 1,621,905.32
Step by Step Solution
- Step 1: Write the proportion equation
1,793,962.16 : 2,687,898.08 = 1,082,495.20 : x - Step 2: Convert to fraction form
1,793,962.16/2,687,898.08 = 1,082,495.20/x - Step 3: Cross multiply
1,793,962.16x = 2,687,898.08 × 1,082,495.20 - Step 4: Simplify right side
1,793,962.16x = 2,909,636,769,689.22 - Step 5: Solve for x
x = 2,909,636,769,689.22/1,793,962.16 - Step 6: Final answer
x = 1,621,905.32
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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.