Finding the Fourth Proportional to 1,995,263.18, 2,753,911.68 and 1,306,535.03
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Solution
The fourth proportional to 1,995,263.18, 2,753,911.68 and 1,306,535.03 is: 1,803,312.02
Step by Step Solution
- Step 1: Write the proportion equation
1,995,263.18 : 2,753,911.68 = 1,306,535.03 : x - Step 2: Convert to fraction form
1,995,263.18/2,753,911.68 = 1,306,535.03/x - Step 3: Cross multiply
1,995,263.18x = 2,753,911.68 × 1,306,535.03 - Step 4: Simplify right side
1,995,263.18x = 3,598,082,071,104.25 - Step 5: Solve for x
x = 3,598,082,071,104.25/1,995,263.18 - Step 6: Final answer
x = 1,803,312.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.